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Preview Celestial Observation Questions
A  On 15 November your 0913 zone time fix gives you a position of LAT 22°30.0'N, LONG 68°28.0'W. Your vessel is on course 164°T, and your speed is 13.5 knots. Local apparent noon (LAN) occurs at 1118 zone time at which time meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 49°46.0'. What is the calculated latitude at LAN?  21°39.3'N  21°37.7'N  21°40.9'N  21°36.1'N  Calculated Latitude at LAN 
C  On 12 February your 0542 zone time (ZT) fix gives you a position of LAT 26°42.0'N, LONG 60°18.0'W. Your vessel is on course 300°T, and your speed is 9.8 knots. Local apparent noon (LAN) occurs at 1220 ZT at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 49°10.0'. What is the calculated latitude at LAN?  27°17.6'N  27°13.5'N  27°16.3'N  27°19.2'N  Calculated Latitude at LAN 
D  On 15 November your 0813 zone time (ZT) fix gives you a position of LAT 22°30.0'N, LONG 67°28.0'W. Your vessel is on course 164°T, and your speed is 13.5 knots. Local apparent noon (LAN) occurs at 1215 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 49°46.0'. What is the latitude at 1200 ZT?  21°39.3'N  21°32.8'N  21°36.0'N  21°42.5'N  Calculated Latitude at LAN 
A  On 12 September your 0600 zone time (ZT) fix gives you a position of LAT 22°51.9'N, LONG 133°40.1'W. Your vessel is on course 062°T, and your speed is 12.3 knots. Local apparent noon (LAN) occurs at 1142 ZT, at which time a meridian altitude of the Sun's upper limb is observed. The observed altitude (Ho) for this sight is 70°33.2'. What is the calculated latitude at LAN?  23°24.8'N  23°26.5'N  23°27.9'N  23°23.0'N  Calculated Latitude at LAN 
D  On 16 September your 0600 ZT fix gives you a position of LAT 29°47.2'N, LONG 65°28.4'W. Your vessel is on course 242°T and your speed is 13.5 knots. Local apparent noon (LAN) occurs at 1227 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 63°25.3'. What is the calculated latitude at LAN?  29°01.6'N  29°07.9'N  29°06.1'N  29°04.7'N  Calculated Latitude at LAN 
B  On 22 February your 0612 zone time fix gives you a position of LAT 27°16.2'S, LONG 37°41.6'W. Your vessel is on course 298°T, and your speed is 14.2 knots. Local apparent noon (LAN) occurs at 1147 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 73°33.3'. What is the calculated latitude at LAN?  26°24.8'S  26°31.4'S  26°27.1'S  26°29.5'S  Calculated Latitude at LAN 
D  On 17 December your 0600 ZT fix gives you a position of LAT 27°16.7'N, LONG 138°39.2'W. Your vessel is on course 137°T, and your speed is 14.8 knots. Local apparent noon (LAN) occurs at 1207 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 40°22.1'. What is the calculated latitude at LAN?  26°11.6'N  26°09.9'N  26°13.0'N  26°15.4'N  Calculated Latitude at LAN 
C  On 28 July your 0800 zone time fix gives you a position of LAT 25°16.0'N, LONG 71°19.0'W. Your vessel is on course 026°T, and your speed is 17.5 knots. Local apparent noon (LAN) occurs at 1149 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 82°28.7'. What is the calculated latitude at LAN?  26°23.4'N  26°21.9'N  26°25.0'N  26°27.7'N  Calculated Latitude at LAN 
D  On 7 November your 0830 zone time fix gives you a position of LAT 27°36.0'N, LONG 163°19.0'W. Your vessel is on course 289°T, and your speed is 19.0 knots. Local apparent noon (LAN) occurs at 1138 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 45°35.0'. What is the calculated latitude at LAN?  27°55.1'N  27°53.4'N  27°52.3'N  27°57.2'N  Calculated Latitude at LAN 
A  On 13 October your 0515 zone time (ZT) fix gives you a position of LAT 26°53.0'N, LONG 90°05.0'W. Your vessel is on course 068°T, and your speed is 7.8 knots. Local apparent noon (LAN) occurs at 1145 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 54°51.5'. What is the calculated latitude at LAN?  27°12.6'N  27°15.7'N  27°16.2'N  27°14.1'N  Calculated Latitude at LAN 
D  On 1 July your 0515 ZT fix gives you a position of LAT 24°36.0'S, LONG 151°42.0'W. Your vessel is on course 300°T, and your speed is 10.0 knots. Local apparent noon (LAN) occurs at 1215 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 42°55.0'. What is the calculated latitude at LAN?  24°03.6'S  24°00.0'S  24°02.5'S  24°01.0'S  Calculated Latitude at LAN 
C  On 28 July your 0800 zone time (ZT) fix gives you a position of LAT 25°16.0'N, LONG 71°19.0'W. Your vessel is on course 026°T, and your speed is 17.5 knots. Local apparent noon (LAN) occurs at 1150 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 82°28.7'. What is the latitude at 1200 ZT?  26°32.0'N  26°25.0'N  26°27.6'N  26°29.8'N  Calculated Latitude at LAN 
C  On 7 November your 0830 zone time fix gives you a position of LAT 27°36.0'N, LONG 162°19.0'W. Your vessel is on course 289°T and your speed is 19.0 knots. Local apparent noon (LAN) occurs at 1138 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 45°35.0'. What is the latitude at 1200 ZT?  27°55.1'N  27°57.2'N  27°59.5'N  28°01.9'N  Calculated Latitude at LAN 
D  On 1 July your 0515 zone time fix gives you a position of LAT 23°24.0'S, LONG 151°42.0'W. Your vessel is on course 240°T, and your speed is 10.0 knots. Local apparent noon (LAN) occurs at 1215 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 42°55.0'. What is the latitude at 1200 ZT?  24°02.5'S  24°01.0'S  23°58.6'S  23°59.7'S  Calculated Latitude at LAN 
B  On 13 October your 0515 zone time fix gives you a position of LAT 26°53.0'N, LONG 90°05.0'W. Your vessel is on course 068°T, and your speed is 7.8 knots. Local apparent noon (LAN) occurs at 1145 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 54°51.5'. What is the latitude at 1200 ZT?  27°16.8'N  27°13.3'N  27°15.7'N  27°14.6'N  Calculated Latitude at LAN 
B  On 25 February at 0622 ZT, you observe the upper limb of the Moon with a sextant altitude of 59°58.6'. Your DR position is LAT 30°28.3'S, LONG 102°39.3 E. The chronometer reading at the time of the sight is 11h 21m 18s and the chronometer is 48s slow. The height of eye is 59 feet and the index error is 2.5' on the arc. What are the azimuth (Zn) and intercept (a) of this sight using the assumed position?  Zn 305.4°, a 1.5°T  Zn 305.4°, a 4.2°T  Zn 234.6°, a 4.2° A  Zn 305.4°, a 9.2°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
D  On 22 July at 0720 ZT, in DR position LAT 20°38.2'N, LONG 87°16.0'W, you observe the Moon's lower limb. The sextant altitude (hs) is 38°32.6, and the chronometer reads 01h 18m 14s. The chronometer is 01m 28s slow. The index error is 3.1' off the arc, and the height of eye is 68 feet. What is the azimuth (Zn) and intercept (a) of this sight from the assumed position?  Zn 111.4°, a 8.7' A  Zn 068.6°, a 6.5' T  Zn 291.4°, a 5.2' A  Zn 248.6°, a 5.0' T  Intercept (a) and Azimuth (Zn) from Assumed Position 
B  On 26 July your 1901 ZT position is LAT 28°28'N, LONG 157°16'E when you take an observation of Jupiter. The chronometer at the time of the sight reads 08h 54m 34s and is 06m 24s slow. The sextant altitude (hs) is 33°51.5'. The index error is 2.8' off the arc, and the height of eye is 48 feet. What are the azimuth (Zn) and intercept (a) for this sight using the assumed position?  Zn 110.8°, a 32.0' T  Zn 248.2°, a 34.2' T  Zn 290.8°, a 44.2' A  Zn 249.2°, a 32.0' A  Intercept (a) and Azimuth (Zn) from Assumed Position 
D  On 25 May your vessel's 1917 zone time position is LAT 24°16.0'N, LONG 017°26.0'W. At that time a sextant observation of the planet Saturn was made. The sextant altitude is 63°05.1', and the chronometer reads 08h 18m 24s. The index error is 4.5' off the arc, and the chronometer error is 01m 05s fast. Your height of eye is determined to be 62.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  143.8°  149.9°  148.7°  147.3°  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 25 May your vessel's 1858 zone time position is LAT 21°05.0'N, LONG 143°27.0'E. At that time a sextant observation of the planet Venus was made. The sextant altitude is 12°53.4' and the chronometer reads 08h 59m 15s. The index error is 4.5' off the arc, and the chronometer error is 01m 25s fast. Your height of eye is determined to be 55.0 feet. What is the azimuth (Zn) of the sight using the assumed position?  290.4°T  110.4°T  249.6°T  069.6°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
D  On 26 May your vessel's 1906 zone time position is LAT 27°16.0'N, LONG 24°37.0'W. At that time, a sextant observation of the planet Jupiter was made. The sextant altitude is 63°27.6', and the chronometer reads 09h 05m 16s. The index error is 5.2' on the arc, and the chronometer error is 01m 25s slow. Your height of eye is determined to be 52.6 feet. What is the (Zn) of this sight using the assumed position?  191.3°T  011.3°T  348.7°T  168.7°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 28 April your vessel's 0515 zone time position is LAT 23°26'S, LONG 95°30'E. At this time, the observed altitude (Ho) of the star Rigil Kentaurus is 24°51.4'. Your chronometer reads 11h 16m 36s and is 01m 18s fast. What is the intercept (a) based on the assumed position method?  34.4 miles  30.9 miles  33.1 miles  32.3 miles  Intercept (a) and Azimuth (Zn) from Assumed Position 
C  On 17 April your vessel's 1856 zone time DR position is LAT 22°35.0'N, LONG 63°15.0'W. At that time, a sextant observation of the star Sirius is made. The sextant altitude is 42°45.0' and the chronometer reads 10h 59m 27s. The index error is 2.6' off the arc, and the chronometer error is 03m 01s fast. Your height of eye is determined to be 45 feet. What is the computed altitude (Hc) and azimuth (Zn) for this sight using the assumed position?  42°40.0', 214.9°T  42°40.0', 325.1°T  42°51.6', 214.9°T  42°51.6', 325.1°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 16 June 0612 zone time, morning stars were observed. The vessel's position was LAT 27°23.0'S, LONG 56°22.0'W. The vessel is steaming at 16.0 knots on a course of 212°T. A sextant observation of the Sun's lower limb is made at 0850 zone time. The chronometer reads 00h 53m 19s, and the sextant altitude is 22°58.6'. The index error is 2.0' off the arc, and the chronometer error is 02m 43s fast. Your height of eye is 61.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  044.3°  052.6°  136.1°  148.4°  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 25 June at 0612 zone time, morning stars were observed, and the vessel's position was determined to be LAT 28°13.0'S, LONG 49°34.0'E. Your vessel is steaming at 17.0 knots on a course of 066°T. A sextant observation of the Sun's lower limb is made at 1022 zone time. The chronometer reads 07h 19m 17s, and the sextant altitude is 35°26.3'. The index error is 1.5' on the arc, and the chronometer error is 02m 51s slow. Your height of eye on the bridge is 58.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  021.5°T  157.5°T  201.5°T  338.5°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
C  On 5 April at 0509 zone time, morning stars were observed and the vessel's position was LAT 28°32'N, LONG 177°13.0'W. Your vessel is steaming at 19.0 knots on a course of 258°T. A sextant observation of the Sun's lower limb is made at 1021 zone time. The chronometer reads 10h 20m 09s, and the sextant altitude (hs) is 58°06.6'. The index error is 1.0' off the arc, and the chronometer error is 00m 54s slow. Your height of eye on the bridge is 55.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  125.8°T  128.8°T  129.2°T  130.2°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 1 April at 0515 zone time, morning stars were observed, and the vessel's position was determined to be LAT 27°05.0'N, LONG 16°30.0'W. Your vessel is steaming at 19.0 knots on a course of 022°T. A sextant observation of the Sun's lower limb is made at 0930 zone time. The chronometer reads 10h 28m 25s, and the sextant altitude is 46°20.3'. The index error is 4.5' off the arc, and the chronometer error is 02m 15s slow. Your height of eye on the bridge is 57.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  115.0°T  117.9°T  121.6°T  112.2°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 6 March at 0550 zone time, morning stars were observed, and the vessel's position was determined to be LAT 23°56.0'N, LONG 27°19.0'W. Your vessel is steaming at 25.0 knots on a course of 149.0°T. A sextant observation of the Sun's lower limb is made at 0830 zone time. The chronometer reads 10h 32m 05s, and the sextant altitude is 31°31.5'. The index error is 2.5' on the arc, and the chronometer error is 01m 45s fast. Your height of eye on the bridge is 76.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  112.8°T  111.2°T  114.3°T  109.8°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
D  On 10 January at 0550 ZT, morning stars were observed, and the vessel's position was determined to be LAT 25°16.0'N, LONG 123°18.0'W. Your vessel is steaming at 22.0 knots on a course of 295°T. A sextant observation of the Sun's lower limb is made at 0915 ZT. The chronometer reads 05h 14m 02s, and the sextant altitude is 24°00.7'. The index error is 2.6' off the arc, and the chronometer error is 01m 34s slow. Your height of eye on the bridge is 55.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  127.8°T  129.8°T  133.6°T  131.9°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 4 July at 0630 ZT, morning stars were observed, and the vessel's position was determined to be LAT 21°15.0'S, LONG 21°20.0'W. Your vessel is steaming at 13.0 knots on a course of 146°T. A sextant observation of the Sun's lower limb is made at 0915 ZT. The chronometer reads 10h 14m 27s, and the sextant altitude is 25°29.8'. The index error is 3.1' off the arc, and the chronometer error is 0m 53s slow. Your height of eye on the bridge is 48.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  049.5°T  058.9°T  054.3°T  052.6°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 22 July at 0448 ZT, morning stars were observed, and the vessel's position was determined to be LAT 21°43.0'N, LONG 158°39.0'E. Your vessel is steaming at 21.0 knots on a course of 028°T. A sextant observation of the Sun's lower limb is made at 0956 ZT. The chronometer reads 10h 54m 27s, and the sextant altitude is 54°28.2'. The index error is 1.5' off the arc, and the chronometer error is 01m 38s slow. Your height of eye on the bridge is 56 feet. What is the azimuth (Zn) of this sight using the assumed position?  086.9°T  084.2°T  080.9°T  082.2°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
B  At 0600 ZT on 24 July your DR position is LAT 22°37'N, LONG 32°45'W. You are steering 185°T at a speed of 20.0 knots. Determine the computed altitude (Hc) and azimuth (Zn) for an observation of the Sun's lower limb taken at 1030 ZT. At this time the chronometer reads 00h 30m 16s and is 0m 31s slow.  Hc 64°44.2' Zn 094.7°  Hc 64°41.7' Zn 087.8°  Hc 64°30.8' Zn 090.1°  Hc 64°27.5' Zn 092.3°  Intercept (a) and Azimuth (Zn) from Assumed Position 
D  At 0800 ZT on 29 June your DR position is LAT 26°00.0'N, LONG 75°29.5'W. Given a chronometer time of 01h 00m 00s, determine the computed altitude (Hc) of the Sun for the assumed position nearest to the above given latitude and longitude.  Hc 34°48.6'  Hc 35°18.6'  Hc 34°38.6'  Hc 34°58.6'  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 8 August at 0545 ZT, morning stars were observed, and the vessel's position was determined to be LAT 26°16.0' S, LONG 94°16.0'E. Your vessel is steaming at 20.0 knots on a course of 346°T. A sextant observation of the Sun's lower limb is made at 0905 ZT. The chronometer reads 03h 02m 52s, and the sextant altitude (hs) is 38°07.5'. The index error is 5.2' off the arc, and the chronometer error is 2m 17s slow. Your height of eye on the bridge is 72 feet (22.0 meters). What is the observed altitude (Ho) and azimuth (Zn) of this sight using the assumed position?  38°19.4', 048.4°T  38°54.9', 048.4°T  38°19.4', 131.6°T  38°54.9', 131.6°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
D  On 11 October at 0516 ZT, morning stars were observed, and the vessel's position was determined to be LAT 23°21.0'N, LONG 139°27.0'W. Your vessel is steaming at 14.0 knots on a course of 293°T. A sextant observation of the Sun's lower limb is made at 0927 ZT. The chronometer reads 06h 30m 21s, and the sextant altitude (hs) is 39°48.7'. The index error is 2.0' on the arc, and the chronometer error is 02m 56s fast. Your height of eye on the bridge is 63.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  128.4°T  126.2°T  116.2°T  123.4°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 18 October at 0518 ZT, morning stars were observed and the vessel's position was determined to be LAT 25°31.0'N, LONG 146°29.2'E. Your vessel is steaming at 19.0 knots on a course of 308°T. A sextant observation of the Sun's lower limb is made at 0915 ZT. The chronometer reads 11h 17m 11s, and the sextant altitude (hs) is 34°51.4'. The index error is 2.0' off the arc, and the chronometer error is 01m 57s fast. Your height of eye on the bridge is 54.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  125.5°T  121.9°T  120.6°T  127.3°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 13 November at 0438 ZT, morning stars were observed and the vessel's position was determined to be LAT 22°14.0'S, LONG 79°23.0'E. Your vessel is steaming at 13.0 knots on a course of 242°T. A sextant observation of the Sun's lower limb is made at 0822 ZT. The chronometer reads 03h 20m 16s, and the sextant altitude (hs) is 45°49.7'. The index error is 1.0' on the arc, and the chronometer error is 01m 47s slow. Your height of eye on the bridge is 61.0 feet (18.6 meters). What is the azimuth (Zn) of this sight using the assumed position?  092.6°T  096.2°T  098.7°T  099.7°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
D  On 9 November at 0426 ZT, your position was LAT 25°17.0'S, LONG 154°16.0'E. Your vessel is steaming at 14.0 knots on course 066°T. A sextant observation of the Sun's lower limb is made at 0837 ZT. The chronometer reads 10h 35m 21s, and the sextant altitude (hs) is 50°26.9'. The index error is 1.5' on the arc, and the chronometer error is 01m 48s slow. Your height of eye on the bridge is 56.0 feet. What is the observed altitude (Ho) and azimuth (Zn) of this sight using the assumed position?  50°18.1', 086.3°T  50°33.5', 093.7°T  50°18.1', 093.7°T  50°33.5', 085.9°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
D  On 21 November at 0430 ZT, morning stars were observed, and the vessel's position was LAT 22°14.0'S, LONG 79°23.0'E. Your vessel is steaming at 14.5 knots on a course of 246°T. A sextant observation of the Sun's lower limb is made at 0816 ZT. The chronometer reads 03h 14m 16s, and the sextant altitude (hs) is 44°29.2'. The index error is 1.0' on the arc, and the chronometer error is 01m 47s slow. Your height of eye is 61.0 feet (18.6 meters). What is the azimuth (Zn) and intercept (a) of this sight using the assumed position method?  Zn 084.2°, a 6.6' T  Zn 095.6°, a 6.6' A  Zn 084.2°, a 6.6' A  Zn 095.6°, a 6.6' T  Intercept (a) and Azimuth (Zn) from Assumed Position 
B  On 22 June at 0906 EDT (ZD +4), your position is LAT 24°36'N, LONG 69°30'W. You are on course 165°pgc at a speed of 14.8 knots. A sextant observation of the Sun's lower limb is made, and the sextant altitude (hs) is 42°44.0' with an index error of 0.8' off the arc. At this time the chronometer reads 01h 10m 12s, and is 2m 42s slow. If your height of eye is 70 feet, what is the azimuth (Zn) of the sight using the assumed position?  Zn 081.6°  Zn 080.4°  Zn 129.0°  Zn 130.5°  Intercept (a) and Azimuth (Zn) from Assumed Position 
D  On 12 April at 0515 ZT, morning stars were observed, and the vessel's position was determined to be LAT 21°05'S, LONG 16°30'W. Your vessel is steaming at 19 knots on a course of 278°T. A sextant observation of the Sun's lower limb is made at 0930 ZT. The chronometer reads 10h 28m 25s, and the sextant altitude (hs) is 40°15.9'. The index error is 2.5' off the arc, and the chronometer error is 2m 15s slow. Your height of eye on the bridge is 57 feet. What are the intercept (a) and azimuth (Zn) from the assumed position of this sight?  Zn 122.3°, a 17.7'
A 
Zn 123.0°, a 22.7'
A 
Zn 057.7°, a 15.4'
T 
Zn 057.0°, a 17.7' A  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 30 June at 0630 zone time, morning stars were observed, and the vessel's position was determined to be LAT 25°15.0'S, LONG 175°36.0'E. Your vessel is steaming at 16.0 knots on a course of 302°T. A sextant observation of the Sun's lower limb is made at 1015 zone time. The chronometer reads 10h 14m 38s, and the sextant altitude is 32°07.9'. The index error is 4.5' on the arc, and the chronometer error is 01m 25s slow. Your height of eye on the bridge is 58.0 feet. What is the azimuth (Zn) of this sight using the assumed position?  035.3°T  144.7°T  248.5°T  186.5°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
C  On 4 June at 0630 ZT, morning stars were observed, and the vessel's position was determined to be LAT 26°15'S, LONG 121°20'W. Your vessel is steaming at 13.0 knots on a course of 246°T. A sextant observation of the Sun's lower limb is made at 0915 ZT. The chronometer reads 05h 14m 27s, and the sextant altitude is 25°57.8'. The index error is 2.1' off the arc, and the chronometer error is 0m 53s slow. Your height of eye is 39.0 feet. What is the intercept (a) and azimuth (Zn) of this sight using the assumed position method?  Zn 135.1°, a 1.7' A  Zn 044.6°, a 1.7' A  Zn 044.6°, a 2.5' T  Zn 135.1°, a 2.5' T  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  On 18 August at 0600 ZT, morning stars were observed, and the vessel's position was determined to be LAT 19°48'N, LONG 108° 34'W. Your vessel is steaming on course 166°T at a speed of 16 knots. An observation of the Sun's lower limb is made at 1036 ZT. The chronometer reads 05h 34m 48s and is slow 01m 24s. What is the computed altitude (Hc) and azimuth (Zn) for this 1036 ZT observation using the assumed position method?  Hc 65°14.8', Zn 100.4°  Hc 65°07.2', Zn 101.2°  Hc 65°11.3', Zn 099.4°  Hc 65°18.5', Zn 102.1°  Intercept (a) and Azimuth (Zn) from Assumed Position 
C  At 1000 ZT 21 October your DR position is LAT 29°00'N, LONG 134°40'E. Determine the computed altitude (Hc) of the Sun for the assumed position nearest to the above given latitude and longitude, given a chronometer time of 01h 00m 00s.  Hc 42°30.6'  Hc 42°34.2'  Hc 42°35.7'  Hc 42°32.1'  Intercept (a) and Azimuth (Zn) from Assumed Position 
A  At 1300 ZT on 9 May your DR position is LAT 24°00'N, LONG 83°26'W. Determine the computed altitude (Hc) of the Sun for the assumed position nearest to the above given latitude and longitude, given a chronometer time of 07h 00m 00s.  Hc 68°26.6'  Hc 68°22.8'  Hc 68°24.1'  Hc 68°25.2'  Intercept (a) and Azimuth (Zn) from Assumed Position 
C  On 17 May at 0501 zone time, morning stars were observed, and the vessel's position was determined to be LAT 22°16.0'S, LONG 103°46.0'W. Your vessel is steaming at 24.0 knots on a course of 301°T. A sextant observation of the Sun's lower limb is made at 0845 zone time. The chronometer reads 03h 43m 32s, and the sextant altitude is 28°24.7'. The index error is 1.5' off the arc, and the chronometer error is 02m 02s slow. Your height of eye on the bridge is 85.5 feet. What is the azimuth (Zn) of this sight using the assumed position?  055.7°T  051.0°T  052.5°T  054.2°T  Intercept (a) and Azimuth (Zn) from Assumed Position 
B  On 22 November your vessel is enroute from Accra, Ghana to Montevideo, Uruguay. You are on course 240°T and making a speed of 15.0 knots. Your 1129 DR position is LAT 28°25.0' S, LONG 42°40.0' W. You observed 3 celestial bodies. Determine the latitude and longitude of your 1137 running fix. (See Navigation Problems Question Tables NP0023 Below)  LAT 28°23.4'S, LONG 42°42.0'W  LAT 28°27.0'S, LONG 42°38.0'W  LAT 28°25.2'S, LONG 42°40.0'W  LAT 28°25.0'S, LONG 42°36.0'W  Running Fix (Problems with NP Tables) 
B  On 20 November your 1030 ZT DR position is LAT 27°16.0' N, LONG 157°18.6' E. You are on course 060°T at a speed of 20 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1200 running fix. (See Navigation Problems Question Tables NP0012 Below)  LAT 27°33.4'N, LONG 157°48.2'E  LAT 27°29.7'N, LONG 157°43.0'E  LAT 27°22.6'N, LONG 157°37.8'E  LAT 27°16.8'N, LONG 157°30.5'E  Running Fix (Problems with NP Tables) 
D  On 4 December your 1500 ZT DR position is LAT 18°06.0' N, LONG 75°42.0' W. You are on course 020°T at a speed of 15.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1548 running fix. (See Navigation Problems Question Tables NP0014 Below)  LAT 18°14.0'N, LONG 75°40.0'W  LAT 18°10.3'N, LONG 75°34.5'W  LAT 18°12.6'N, LONG 75°42.0'W  LAT 18°17.3'N, LONG 75°37.7'W  Running Fix (Problems with NP Tables) 
A  On 25 March your 0500 ZT DR position is LAT 28°14.0' S, LONG 93°17.0' E. You are on course 291°T at a speed of 16.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0550 running fix. (See Navigation Problems Question Tables NP0006 Below)  LAT 28°15.9'S, LONG 92°56.9'E  LAT 28°06.4'S, LONG 93°02.5'E  LAT 28°19.3'S, LONG 92°59.0'E  LAT 27°53.2'S, LONG 93°17.6'E  Running Fix (Problems with NP Tables) 
D  On 15 July your vessel is enroute from Portland, OR, to Singapore, Malaysia. You are steering course 243°T and making a speed of 16 knots. Your 1845 zone time DR is LAT 27°42.0' N, LONG 167°02.0' E. You observed 3 celestial bodies. Determine the latitude and longitude of your 1945 running fix. (See Navigation Problems Question Tables NP0016 Below)  LAT 28°18.1'N, LONG 166°39.8'E  LAT 27°38.5'N, LONG 166°45.1'E  LAT 27°45.3'N, LONG 166°32.2'E  LAT 27°31.1'N, LONG 166°43.0'E  Running Fix (Problems with NP Tables) 
A  On 15 August your vessel is enroute from Bombay, India, to San Francisco, CA. You are steering course 020°T and making a speed of 20.0 knots. Your 1830 zone time DR is LAT 26°13.0' N, LONG 135°18.0' W. You observed 3 celestial bodies. Determine the latitude and longitude of your 1935 running fix. (See Navigation Problems Question Tables NP0017 Below)  LAT 26°48.1'N, LONG 135°20.7'W  LAT 26°15.9'N, LONG 135°03.6'W  LAT 26°35.3'N, LONG 135°24.8'W  LAT 26°40.5'N, LONG 135°21.6'W  Running Fix (Problems with NP Tables) 
D  At 1830 zone time, on 6 April your DR position is LAT 26°33.0' N, LONG 64°31.0' W. You are steering course 082°T at a speed of 16.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1900 running fix. (See Navigation Problems Question Tables NP0019 Below)  LAT 26°28.4'N, LONG 64°32.1'W  LAT 26°23.7'N, LONG 64°29.3'W  LAT 26°20.1'N, LONG 64°19.4'W  LAT 26°32.5'N, LONG 64°27.1'W  Running Fix (Problems with NP Tables) 
B  At 0450 zone time, on 25 June, your DR position is LAT 21°26.0'N, LONG 160°24.5'W. You are steering course 100°T at a speed of 10 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0514 running fix? (See Navigation Problems Question Tables NP0020 Below)  LAT 21°20.0'N, LONG 160°15.5'W  LAT 21°25.0'N, LONG 160°18.0'W  LAT 21°27.0'N, LONG 160°17.0'W  LAT 21°22.0'N, LONG 160°17.0'W  Running Fix (Problems with NP Tables) 
D  On 10 August, your 0430 ZT position is LAT 29°56.7'S, LONG 139°11.0'E. Your course is 321°T, speed 18.2 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0500 running fix? NP0021  LAT 30°07.5'S, LONG 138°55.2'E  LAT 29°56.0'S, LONG 139°03.8'E  LAT 29°46.0'S, LONG 138°54.0'E  LAT 29°49.2'S, LONG 138°57.0'E  Running Fix (Problems with NP Tables) 
D  On 3 April your vessel's 1400 ZT DR position is LAT 20°08.0' N, LONG 147°45.0' W. You are steering course 023°T at 18.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1900 running fix. (See Navigation Problems Question Tables NP0022 Below)  LAT 21°39.8'N, LONG 146°59.7'W  LAT 21°41.8'N, LONG 147°01.5'W  LAT 21°41.8'N, LONG 147°05.5'W  LAT 21°40.0'N, LONG 147°03.2'W  Running Fix (Problems with NP Tables) 
B  On 12 October your vessel is on course 081°T, speed 20 knots. Your 1800 zone time DR position is LAT 26°11.0' S, LONG 77°18.0' E. You observed 3 celestial bodies. Determine the latitude and longitude of your 1835 running fix. (See Navigation Problems Question Tables NP0024 Below)  LAT 26°05.5'S, LONG 77°14.5'E  LAT 26°12.0'S, LONG 77°31.0'E  LAT 26°07.5'S, LONG 77°34.0'E  LAT 26°09.0'S, LONG 77°27.5'E  Running Fix (Problems with NP Tables) 
A  On 25 October your 0430 ZT DR position is LAT 24°48' N, LONG 65°31' W. Your vessel is on course 030°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0455 running fix. (See Navigation Problems Question Tables NP0025 Below)  LAT 24°53'N, LONG 65°28'W  LAT 24°53'N, LONG 65°12'W  LAT 24°54'N, LONG 65°17'W  LAT 25°03'N, LONG 65°18'W  Running Fix (Problems with NP Tables) 
C  On 6 April your 1830 ZT DR position is LAT 26°33.0' N, LONG 64°31.0' W. You are on course 082°T at a speed of 16 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1900 running fix. (See Navigation Problems Question Tables NP0008 Below)  LAT 26°28.7'N, LONG 64°32.1'W  LAT 26°49.5'N, LONG 64°06.5'W  LAT 26°32.5'N, LONG 64°27.1'W  LAT 26°31.2'N, LONG 64°32.1'W  Running Fix (Problems with NP Tables) 
B  On 24 October your 0100 DR position is LAT 27°42' N, LONG 158°35' E. You are on course 085°T at a speed of 12 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0700 running fix. (See Navigation Problems Question Tables NP0026 Below)  LAT 27°58.4'N, LONG 159°43.5'E  LAT 27°56.0'N, LONG 159°47.3'E  LAT 27°48.8'N, LONG 160°12.5'E  LAT 27°52.5'N, LONG 160°18.2'E  Running Fix (Problems with NP Tables) 
D  On 9 November your 0400 DR position is LAT 18°24.0' S, LONG 97°36.0' W. You are on course 138°T at a speed of 16 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0027 Below)  LAT 19°15.5'S, LONG 98°08.8'W  LAT 18°52.5'S, LONG 97°10.6'W  LAT 18°15.0'S, LONG 98°52.5'W  LAT 18°45.0'S, LONG 97°06.8'W  Running Fix (Problems with NP Tables) 
C  On 19 September your 0300 zone time DR position is LAT 24°35' N, LONG 88°40' W. You are on course 288°T at a speed of 14 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0028 Below)  LAT 24°47.4'N, LONG 89°15.0'W  LAT 24°59.5'N, LONG 89°28.6'W  LAT 24°52.5'N, LONG 89°22.4'W  LAT 25°06.0'N, LONG 90°37.0'W  Running Fix (Problems with NP Tables) 
A  On 6 April your 0300 DR position is LAT 27°42' S, LONG 128°58' W. You are on course 097°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0029 Below)  LAT 27°44.7'S, LONG 127°47.5'W  LAT 27°52.4'S, LONG 127°49.4'W  LAT 28°15.2'S, LONG 128°11.6'W  LAT 27°15.5'S, LONG 128°12.4'W  Running Fix (Problems with NP Tables) 
D  On 19 November your 0200 zone time DR position is LAT 18°41' N, LONG 150°37' E. You are on course 014°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0031 Below)  LAT 19°42.8'N, LONG 150°56.9'E  LAT 19°41.2'N, LONG 150°46.3'E  LAT 19°39.3'N, LONG 150°51.8'E  LAT 19°45.4'N, LONG 150°52.6'E  Running Fix (Problems with NP Tables) 
C  On 25 August your 0300 zone time DR position is LAT 21°28.0' N, LONG 167°48.0' E. You are on course 248°T at a speed of 12 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0032 Below)  LAT 21°06.0'N, LONG 167°10.9'E  LAT 20°59.5'N, LONG 166°54.8'E  LAT 20°57.1'N, LONG 167°01.0'E  LAT 20°52.4'N, LONG 167°32.1'E  Running Fix (Problems with NP Tables) 
A  On 19 November your 0200 zone time DR position is LAT 20°29.0' N, LONG 150°21.3' E. You are on course 136°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0033 Below)  LAT 19°33.0'N, LONG 151°10.0'E  LAT 19°30.1'N, LONG 151°06.0'E  LAT 19°35.8'N, LONG 151°13.6'E  LAT 19°31.7'N, LONG 151°04.9'E  Running Fix (Problems with NP Tables) 
D  On 28 May your 0200 DR position is LAT 19°16.5' S , LONG 119°24.0' W. You are on course 107°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0034 Below)  LAT 20°17.1'S, LONG 118°06.0'W  LAT 20°07.5'S, LONG 117°32.0'W  LAT 19°48.2'S, LONG 118°04.5'W  LAT 19°43.0'S, LONG 117°54.0'W  Running Fix (Problems with NP Tables) 
A  On 12 December your 1830 ZT DR position is LAT 24°16.0' S, LONG 41°18.0' W. You are on course 235°T at a speed of 16.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1930 running fix. (See Navigation Problems Question Tables NP0009 Below)  LAT 24°16.9'S, LONG 41°18.2'W  LAT 27°46.9'S, LONG 41°31.2'W  LAT 24°12.5'S, LONG 41°10.9'W  LAT 24°25.2'S, LONG 41°39.9'W  Running Fix (Problems with NP Tables) 
B  On 16 April your 0200 zone time DR position is LAT 17°18' S, LONG 168°46' E. You are on course 236°T at a speed of 16 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0036 Below)  LAT 17°54.9'S, LONG 167°48.7'E  LAT 18°00.4'S, LONG 167°49.2'E  LAT 17°55.6'S, LONG 167°45.1'E  LAT 17°56.8'S, LONG 167°52.4'E  Running Fix (Problems with NP Tables) 
B  On 5 May your 1600 zone time DR position is LAT 17°28' S, LONG 143°39' E. You are on course 316°T at a speed of 17 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1800 running fix. (See Navigation Problems Question Tables NP0038 Below)  LAT 17°07.8'S, LONG 143°17.5'E  LAT 17°05.2'S, LONG 143°11.4'E  LAT 17°08.2'S, LONG 143°07.9'E  LAT 17°09.7'S, LONG 143°10.1'E  Running Fix (Problems with NP Tables) 
A  On 19 November your 0300 zone time DR position is LAT 19°23' N, LONG 151°37' E. You are on course 293°T at a speed of 17 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0039 Below)  LAT 19°34.8'N, LONG 150°48.0'E  LAT 19°32.9'N, LONG 150°52.3'E  LAT 19°30.5'N, LONG 150°48.5'E  LAT 19°38.5'N, LONG 150°41.6'E  Running Fix (Problems with NP Tables) 
C  On 20 February your 0530 ZT DR position is LAT 24°15.0'N, LONG 137°33.0'W. You are on course 033°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. (See Navigation Problems Question Tables NP0010 Below)  LAT 24°26.0'N, LONG 137°25.8'W  LAT 24°30.1'N, LONG 137°24.5'W  LAT 24°27.5'N, LONG 137°31.8'W  LAT 24°23.3'N, LONG 137°35.5'W  Running Fix (Problems with NP Tables) 
C  On 14 September your 1810 ZT DR position is LAT 27°12.0' S, LONG 71°10.0' E. You are on course 060°T at a speed of 15.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1822 running fix. (See Navigation Problems Question Tables NP0011 Below)  LAT 27°09.2'S, LONG 71°11.3'E  LAT 27°04.5'S, LONG 71°22.4'E  LAT 27°11.0'S, LONG 71°14.5'E  LAT 27°07.5'S, LONG 71°18.6'E  Running Fix (Problems with NP Tables) 
D  On 18 May your 1030 ZT DR
position is LAT 20°41'N, LONG 63°32'W. You are on course 106°T, speed 24
knots. Determine your 1200 position using the following observations of
the Sun. {{{ Zone Time GHA Declination Ho 1204 61°54.6' N 19°37.6' 88°39.7' 1210 63°24.6' N 19°37.7' 88°59.2'}}} 
LAT 18°38.7'N, LONG 62°59.2'W  LAT 18°33.6'N, LONG 62°54.3'W  LAT 18°35.2'N, LONG 62°49.7'W  LAT 18°41.1'N, LONG 62°53.9'W  Fix or Running Fix. Sun 
A  On 26 July your 1030 ZT DR
position is LAT 18°25'N, LONG 51°15'W. You are on course 231°T, speed 15
knots. Determine your 1200 position using the following observations of
the Sun. {{{ (5.1.4.12) ZT GHA DECLINATION Ho 1228 50°23.5' N 19°21.9' 88°14.3' 1236 52°23.5' N 19°21.8' 88°29.0'}}} 
LAT 18°07.2'N, LONG 51°30.4'W  LAT 18°00.9'N, LONG 51°31.9'W  LAT 18°10.6'N, LONG 51°25.1'W  LAT 18°03.5'N, LONG 51°36.2'W  Fix or Running Fix. Sun 
A  On 13 November your 1030 ZT
DR position is LAT 19°03'S, LONG 6°34'E. You are on course 164°T, speed
12 knots. Determine your 1200 position using the following observations
of the Sun. 5.1.4.13 {{{ ZT GHA DECLINATION Ho 1112 351°55.4' S 18°00.4' 88°08.0' 1121 354°10.4' S 18°00.5' 88°33.9'}}} 
LAT 19°22.3'S, LONG 6°37.8'E  LAT 19°15.8'S, LONG 6°36.8'E  LAT 19°17.6'S, LONG 6°39.2'E  LAT 19°20.1'S, LONG 6°41.4'E  Fix or Running Fix. Sun 
C  On 15 November your 1030 ZT
DR position is LAT 17°25'S, LONG 42°12'W. You are on course 059°T, speed
22 knots. Determine your 1200 position using the following observations
of the Sun. {{{ ZT GHA DECLINATION Ho 1128 40°50.4' S 18°33.6' 88°18.4' 1133 42°05.4' S 18°33.6' 88°37.7}}} 
LAT 17°02.1'S, LONG 41°48.4'W  LAT 17°08.9'S, LONG 41°40.4'W  LAT 17°06.8'S, LONG 41°44.3'W  LAT 17°00.0'S, LONG 41°45.8'W  Fix or Running Fix. Sun 
B  On 15 November your 1030 ZT
DR position is LAT 19°41'S, LONG 41°37'W. You are on course 239°T, speed
22 knots. Determine your 1200 position using the following observations
of the Sun. {{{ (5.1.4.15) ZT GHA DECLINATION Ho 1128 40°50.4' S 18°33.6' 88°18.4' 1133 42°05.4' S 18°33.6' 88°37.7'}}} 
LAT 20°04.3'S, LONG 42°09.8'W  LAT 20°01.0'S, LONG 42°05.9'W  LAT 20°06.7'S, LONG 42°06.1'W  LAT 20°08.1'S, LONG 42°00.7'W  Fix or Running Fix. Sun 
D  On 18 May your 1030 ZT DR
position is LAT 20°41'N, LONG 63°32'W. You are on course 106°T, speed 24
knots. Determine your 1200 position using the following observations of
the Sun. {{{ Zone Time GHA Declination Ho 1204 61°54.6' N 19°37.6' 88°39.7' 1210 63°24.6' N 19°37.7' 88°59.2'}}} 
LAT 20°25.2'N, LONG 62°56.9'W  LAT 20°30.1'N, LONG 63°01.9'W  LAT 20°27.6'N, LONG 62°52.4'W  LAT 20°32.6'N, LONG 62°57.5'W  Fix or Running Fix. Sun 
C  On 30 July your 1030 ZT DR
position is LAT 19°02'N, LONG 138°12'W. You are on course 309°T, speed 24
knots. Determine your 1200 position using the following observations of
the Sun. {{{ (5.1.4.17) ZT GHA DECLINATION Ho 1220 138°25.0' N 18°22.3' 88°43.3' 1226 139°55.0' N 18°22.2' 88°24.0'}}} 
LAT 19°32.6'N, LONG 138°49.4'W  LAT 19°28.0'N, LONG 138°35.2'W  LAT 19°29.7'N, LONG 138°42.0'W  LAT 19°34.5'N, LONG 138°40.9'W  Fix or Running Fix. Sun 
A  On 30 July your 1030 ZT DR
position is LAT 17°46'N, LONG 139°30'W. You are on course 129°T, speed 24
knots. Determine your 1200 position using the following observations of
the Sun. {{{ (5.1.4.18) ZT GHA DECLINATION Ho 1220 138°25.0' N 18°22.3' 88°43.3' 1226 139°55.0' N 18°22.2' 88°24.0'}}} 
LAT 17°15.1'N, LONG 139°00.0'W  LAT 17°18.7'N, LONG 139°07.6'W  LAT 17°24.0'N, LONG 138°59.8'W  LAT 17°21.6'N, LONG 138°56.2'W  Fix or Running Fix. Sun 
D  At 0900 zone time on 23 September your DR position is LAT 28°48.0'N, LONG 153°11.5'W. You are steering course 257°T at a speed of 18.0 knots. You observed 3 morning sun lines. Determine the latitude and longitude of your 1020 running fix? (See Navigation Problems Question Tables NP0001 Below)  28°46.4'N, 153°34.6'W  28°43.3'N, 153°32.1'W  28°52.8'N, 153°30.6'W  28°49.1'N, 153°37.0'W  Running Fix (Problems with NP Tables) 
C  At 0100 zone time on 23 September your DR position is LAT 24°25.0'N, LONG 83°00.0'W. You are steering course 315°T. The speed over the ground is 10.0 knots. You observed 3 morning sun lines. Determine the latitude and longitude of your 1100 running fix? (See Navigation Problems Question Tables NP0002 Below)  LAT 25°28.3'N, LONG 84°34.3'W  LAT 25°42.6'N, LONG 84°18.7'W  LAT 25°35.3'N, LONG 84°17.0'W  LAT 25°30.4'N, LONG 84°28.6'W  Running Fix (Problems with NP Tables) 
C  Your 0745 ZT 15 July position is LAT 29°04.0'N, LONG 71°17.5'W. You are on course 165°T, and your speed is 8.0 knots. You observed 3 morning sun lines. Determine the latitude and longitude of your 1130 running fix? (See Navigation Problems Question Tables NP0003 Below)  LAT 28°39.8'N, LONG 71°04.0'W  LAT 28°43.3'N, LONG 71°02.5'W  LAT 28°35.0'N, LONG 71°08.5'W  LAT 28°40.5'N, LONG 71°13.0'W  Running Fix (Problems with NP Tables) 
A  At 0600 zone time, on 16 March your DR position is LAT 20°10.0'N, LONG 81°30.0'W. You are steering course 300°T. The speed over the ground is 10 knots. You observed 3 morning sun lines. Determine the latitude and longitude of your 1130 running fix? (See Navigation Problems Question Tables NP0004 Below)  LAT 20°39.0'N, LONG 82°22.9'W  LAT 20°42.5'N, LONG 82°26.2'W  LAT 20°32.0'N, LONG 82°16.4'W  LAT 20°28.5'N, LONG 82°12.6'W  Running Fix (Problems with NP Tables) 
A  On 23 August in DR position LAT 24°22.0'S, LONG 64°55.3'E, you take an exmeridian observation of the Moon's upper limb at upper transit. The chronometer time of the sight is 02h 15m 04s, and the chronometer error is 01m 06s fast. The sextant altitude (hs) is 48°03.6'. The index error is 2.0' on the arc, and your height of eye is 60 feet (21.0 meters). What is the latitude at meridian transit?  24°20.5'S  24°49.5'S  24°24.8'S  24°22.8'S  Latitude at Meridian Transit 
D  On 30 March in DR position LAT 20°26.2'N, LONG 131°17.9'E, you take an exmeridian observation of the Moon's lower limb at upper transit. The chronometer time of the sight is 10h 36m 02s, and the chronometer error is 02m 06s slow. The sextant altitude (hs) is 48°21.4'. The index error is 2.0' on the arc, and your height of eye is 40 feet. What is the latitude at meridian transit?  LAT 20°44.8'N  LAT 20°15.6'N  LAT 20°23.7'N  LAT 20°31.9'N  Latitude at Meridian Transit 
A  On 22 August in DR position LAT 29°41.8'N, LONG 33°15.5'W, you take an exmeridian observation of the Moon's upper limb at upper transit. The chronometer time of the sight is 08h 00m 02s, and the chronometer error is 02m 20s slow. The sextant altitude (hs) is 74°32.4'. The index error is 1.5' off the arc, and your height of eye is 48 feet. What is the latitude at meridian transit?  LAT 29°47.8'N  LAT 29°49.7'N  LAT 29°41.3'N  LAT 29°39.3'N  Latitude at Meridian Transit 
D  On 19 November in DR position LAT 20°03.5'N, LONG 129°48.0'W, you take an exmeridian observation of the planet Venus at upper transit. The chronometer time of the sight is 11h 29m 44s, and the chronometer error is 01m 23s slow. The sextant altitude (hs) is 43°54.3'. The index error is 2.0' off the arc, and your height of eye is 48 feet. What is the latitude at meridian transit?  19°50.6'N  19°53.2'N  20°08.2'N  19°58.0'N  Latitude at Meridian Transit 
D  On 17 November in DR position LAT 01°14.4'S, LONG 148°45.5'E, you take an exmeridian observation of the planet Venus at upper transit. The chronometer time of the sight is 05h 31m 42s, and the chronometer error is 01m 50s fast. The sextant altitude (hs) is 64°41.1'. The index error is 1.8' off the arc, and your height of eye is 50 feet. What is the latitude at meridian transit?  LAT 01°20.2'S  LAT 01°16.3'S  LAT 01°14.4'S  LAT 01°18.0'S  Latitude at Meridian Transit 
D  On 16 June in DR position LAT 50°57.0'S, LONG 53°03.9'W (ZD+4), you take an exmeridian observation of Acrux at lower transit. The chronometer time of the sight is 10h 08m 18s, and the chronometer error is 02m 12s fast. The sextant altitude (hs) is 23°49.0'. The index error is 1.1' off the arc, and your height of eye is 26 feet. What is the latitude at meridian transit?  51°02.2'S  51°41.2'S  51°33.0'S  50°41.2'S  Latitude at Meridian Transit 
A  On 8 May in DR position LAT 30°26.0'N, LONG 46°55.1'W, you take an exmeridian observation of Dubhe. The chronometer time of the sight is 11h 10m 54s, and the chronometer error is 01m 18s slow. The sextant altitude (hs) is 58°35.0'. The index error is 1.5' on the arc, and your height of eye is 44 feet. What is the latitude at meridian transit?  LAT 30°19.8'N  LAT 30°35.8'N  LAT 30°12.5'N  LAT 30°27.6'N  Latitude at Meridian Transit 
A  On 15 December in DR position LAT 23°24.0'N, LONG 55°36.0'W, you take an exmeridian observation of the Sun's lower limb. The chronometer time of the sight is 03h 45m 19s, and the chronometer error is 00m 00s. The sextant altitude (hs) is 43°02.3'. The index error is 2.6' on the arc, and your height of eye is 65.0 feet. What is the latitude at meridian transit?  LAT 23°33.5'N  LAT 23°35.8'N  LAT 23°40.6'N  LAT 23°38.1'N  Latitude at Meridian Transit Sun 
B  On 30 December in DR position LAT 28°24.0'S, LONG 32°15.0'W, you take an exmeridian observation of the Sun's lower limb. The chronometer time of the sight is 02h 09m 16s, and the chronometer error is 00m 00s. The sextant altitude (hs) is 84°03.3'. The index error is 3.5' off the arc, and your height of eye is 62.0 feet. What is the latitude at meridian transit?  LAT 28°50.6'S  LAT 28°51.9'S  LAT 28°54.2'S  LAT 28°56.6'S  Latitude at Meridian Transit Sun 
D  On 16 November your 1200 ZT DR position is LAT 26°48.0'S, LONG 124°32.0'W. Your vessel is on course 078°T, speed 17.0 knots. You observe an exmeridian of the Sun's lower limb. The sextant (hs) reads 81°41.3'. The index error is 1.5' off the arc, and your height of eye is 56 feet. The chronometer time of the observation is 08h 15m 32s, and the chronometer is 03m 06s fast. What is your latitude at meridian transit?  26°52.3'S  26°49.5'S  26°47.1'S  26°42.6'S  Latitude at Meridian Transit Sun 
B  On 29 October in DR position LAT 41°12.0'N, LONG 50°18.9'W, you take an exmeridian observation of the Sun's lower limb, near upper transit. The chronometer time of the sight is 03h 21m 12s, and the chronometer error is 01m 50s slow. The sextant altitude (hs) is 34°54.2'. The index error is 2.0' on the arc, and your height of eye is 45 feet. What is the latitude at meridian transit?  41°12.0'N  41°16.0'N  41°20.2'N  41°23.6'N  Latitude at Meridian Transit Sun 
C  On 27 March in DR position LAT 32°31.0'N, LONG 76°25.0'W, you take an exmeridian observation of the Sun's lower limb. The chronometer time of the sight is 05h 23m 32s, and the chronometer error is 01m 30s fast. The sextant altitude (hs) is 59°59.0'. The index error is 1.8' off the arc, and your height of eye is 52 feet. What is the latitude at meridian transit?  LAT 32°37.6'N  LAT 32°46.2'N  LAT 32°29.5'N  LAT 32°21.6'N  Latitude at Meridian Transit Sun 
C  On 15 March in DR position LAT 21°42.0'N, LONG 55°26.0'W, you take an exmeridian observation of the Sun's lower limb. The chronometer time of the sight is 04h 02m 40s, and the chronometer error is 02m 24s fast. The sextant altitude (hs) is 66°15.6'. The index error is 2.8' on the arc, and your height of eye is 56 feet. What is the latitude at meridian transit?  21°12.0'N  21°18.0'N  21°32.0'N  21°24.4'N  Latitude at Meridian Transit Sun 
C  On 30 August in DR position LAT 26°34.0'N, LONG 141°36.0'W, you take an exmeridian observation of the Sun's lower limb. The chronometer time of the sight is 09h 15m 26s, and the chronometer error is 00m 00s. The sextant altitude (hs) is 71°41.7'. The index error is 3.2' off the arc, and your height of eye is 49.6 feet. What is the latitude at meridian transit?  LAT 26°44.6'N  LAT 26°52.3'N  LAT 26°41.9'N  LAT 26°48.2'N  Latitude at Meridian Transit Sun 
A  On 10 March in DR position LAT 21°42.0'S, LONG 57°28.0'E, you take an exmeridian observation of the Sun's lower limb. The chronometer time of the sight is 08h 28m 17s, and the chronometer error is 00m 00s. The sextant altitude (hs) is 72°08.0'. The index error is 3.4' on the arc, and your height of eye is 52.7 feet. What is the latitude at meridian transit?  LAT 21°45.5'S  LAT 21°32.5'S  LAT 21°50.2'S  LAT 21°40.6'S  Latitude at Meridian Transit Sun 
A  On 15 October an exmeridian altitude of the Sun's lower limb at upper transit was observed at 1146 ZT. Your DR position is LAT 22°42.0'N, LONG 139°52.0'E, and your sextant altitude (hs) is 58°30.4'. The index error is 3.4' on the arc, and your height of eye is 56.7 feet. The chronometer time of the observation is 02h 45m 06s, and the chronometer error is 01m 06s slow. Find the latitude at meridian transit from the exmeridian observation.  LAT 22°35.2'N  LAT 22°29.1'N  LAT 23°20.6'N  LAT 22°58.1'N  Latitude at Meridian Transit Sun 
C  On 30 October an exmeridian altitude of the Sun's lower limb at upper transit was observed at 1144 ZT. Your DR position is LAT 22°42.0'S, LONG 137°16.0'W, and your sextant altitude (hs) is 80°59.4'. The index error is 2.5' off the arc, and your height of eye is 42.5 feet. The chronometer time of the observation is 08h 46m 15s, and the chronometer error is 02m 12s fast. Find the latitude at meridian transit from the exmeridian observation.  LAT 22°42.3'S  LAT 23°00.9'S  LAT 22°31.4'S  LAT 22°46.2'S  Latitude at Meridian Transit Sun 
B  On 15 August an exmeridian altitude of the Sun's lower limb at upper transit was observed at 1130 ZT. Your DR position is LAT 26°24.0'S, LONG 155°02.0'E, and your sextant altitude (hs) is 48°45.9'. The index error is 2.6' on the arc, and your height of eye is 51.5 feet. The chronometer time of the observation is 01h 27m 38s, and the chronometer error is 02m 14s slow. Find the latitude at meridian transit from the exmeridian observation.  LAT 27°09.9'S  LAT 26°51.6'S  LAT 26°32.6'S  LAT 26°57.0'S  Latitude at Meridian Transit Sun 
B  On 5 May in DR position LAT 38°34.5'N, LONG 124°20.7'W, you take an exmeridian observation of the Sun's lower limb. The chronometer time of the sight is 07h 59m 10s, and the chronometer error is 01m 10s slow. The sextant altitude (hs) is 67°27.0'. The index error is 1.4' on the arc, and your height of eye is 30 feet. What is the latitude at meridian transit?  LAT 38°26.4'N  LAT 38°36.0'N  LAT 38°41.2'N  LAT 38°30.2'N  Latitude at Meridian Transit Sun 
A  On 16 December your 1810 zone time DR position is LONG 129°46.5' W. At that time you observe Polaris with a sextant altitude (hs) of 23°56.8'. The chronometer time of the sight is 03h 12m 31s, and the chronometer error is 02m 16s fast. The index error is 2.5' off the arc, and the height of eye is 52.6 feet. What is your latitude by Polaris?  23°07.8'N  24°11.9'N  24°18.6'N  23°12.3'N  Latitude by Polaris 
D  On 11 February your 1832 zone time DR position is LONG 110°52.6' W. At that time you observe Polaris with a sextant altitude (hs) of 26°19.8'. The chronometer time of the sight is 01h 34m 56s, and the chronometer error is 02m 16s fast. The index error is 2.7' off the arc, and the height of eye is 60.2 feet. What is your latitude by Polaris?  26°34.2'N  25°34.2'N  26°27.2'N  25°27.2'N  Latitude by Polaris 
B  On 6 March your 1854 zone time DR position is LAT 23°51.5' N, LONG 73°14.0' W. At that time you observe Polaris with a sextant altitude (hs) of 24°16.5'. The chronometer time of the sight is 11h 52m 40s, and the chronometer error is 01m 56s slow. The index error is 5.0' on the arc, and the height of eye is 43.5 feet (13.3 meters.) What is your latitude by Polaris?  23°49.9'N  23°36.3'N  24°02.9'N  23°29.5'N  Latitude by Polaris 
A  On 29 July your 1930 zone time DR position is LONG 164°26.0' E. At that time you observe Polaris with a sextant altitude (hs) of 23°46.8'. The chronometer time of the sight is 08h 32m 18s, and the chronometer error is 02m 26s fast. The index error is 2.7' on the arc, and the height of eye is 56.0 feet. What is your latitude by Polaris?  24°19.5'N  24°01.9'N  24°31.7'N  25°19.6'N  Latitude by Polaris 
C  On 24 September your 1841 zone time DR position is LAT 25°15.0' N, LONG 129°34.5' E. At that time you observe Polaris with a sextant altitude (hs) of 25°20.8'. The chronometer time of the sight is 09h 38m 12s, and the chronometer error is 03m 12s slow. The index error is 4.3' off the arc, and the height of eye is 52.0 feet. What is your latitude by Polaris?  25°16.0'N  24°28.4'N  25°37.6'N  25°42.3'N  Latitude by Polaris 
B  On 29 April your 1913 zone time DR position is LAT 22°09.0' N, LONG 56°16.0' W. At that time you observe Polaris with a sextant altitude (hs) of 22°25.8'. The chronometer time of the sight is 11h 11m 14s, and the chronometer error is 02m 18s slow. The index error is 1.5' off the arc, and the height of eye is 61.5 feet. What is your latitude by Polaris?  22°48.8'N  22°39.9'N  21°39.9'N  21°55.7'N  Latitude by Polaris 
B  On 14 March your 1846 ZT DR position is LAT 21°57.6' N, LONG 132°16.2' W. At that time you observe Polaris with a sextant altitude (hs) of 22°16.8'. The chronometer time of the sight is 03h 45m 10s, and the chronometer error is 01m 32s slow. The index error is 3.2' off the arc, and the height of eye is 44.9 feet. What is your latitude by Polaris?  21°32.4'N  21°49.8'N  21°51.0'N  21°53.1'N  Latitude by Polaris 
A  On 16 February your 1845 ZT DR position is LAT 25°50.5' N, LONG 46°24.0' W. At that time you observe Polaris with a sextant altitude (hs) of 26°25.5'. The chronometer time of the sight is 09h 47m 30s and the chronometer error is 02m 16s fast. The index error is 2.5' off the arc, and the height of eye is 55.0 feet. What is your latitude by Polaris?  25°38.0'N  26°00.1'N  26°37.5'N  25°44.2'N  Latitude by Polaris 
D  On 15 July at 0447 ZT, your vessel's DR position is LAT 22°42' N, LONG 126°36' E. At approximately this time, you obtain a sextant altitude (hs) of Polaris reading 23°46.2' with an index error of 1.6' off the arc. Your chronometer reads 08h 48m 28s, and is 1m 16s fast. What is your latitude by Polaris, given a height of eye of 33 feet?  22°50.2'N  22°46.2'N  22°44.1'N  22°54.1'N  Latitude by Polaris 
D  On 7 March at 1838 ZT, in DR position LAT 34°26.9' N, LONG 58°16.2' W, you observe Polaris for latitude. The sextant altitude (hs) is 35°08.4'. The index error is 2.5' off the arc. The height of eye is 54 feet. What is the latitude at the time of the sight?  34°36.8'N  34°29.8'N  34°34.8'N  34°33.4'N  Latitude by Polaris 
A  On 22 May at 0440 ZT, your vessel's DR position is LAT 23°24' N, LONG 110°24' W. At approximately this time, you obtain a sextant altitude (hs) of Polaris reading 23°40.9' with an index error of 1.6' on the arc. Your chronometer reads 11h 42m 14s, and is 2m 36s fast. What is your latitude by Polaris, given a height of eye of 24 feet?  23°31.2'N  23°32.8'N  23°28.6'N  23°30.0'N  Latitude by Polaris 
B  On 13 October at 1847 ZT, your vessel's DR position is LAT 42°17.4' N, LONG 138°46.2' W. At approximately this time, you obtain a sextant altitude (hs) of Polaris reading 42°16.8', with an index error of 3.2' on the arc. Your chronometer reads 03h 45m 20s and is 1m 32s slow. What is your latitude by Polaris, given a height of eye of 44 feet?  42°16.0'N  42°09.1'N  42°12.5'N  42°19.5'N  Latitude by Polaris 
D  On 16 January at 1804 zone time, you take a sextant observation of Polaris. Your vessel's DR position is LAT 36°12' N, LONG 124°36' W, and your sextant reads (hs) 37°16.4'. Your chronometer reads 02h 02m 12s, and is 01m 36s slow. Your height of eye is 60 feet, and the index error is 1.5' on the arc. From your observation of Polaris, what is the latitude of your vessel?  36°14.4'N  36°20.2'N  36°12.6'N  36°17.9'N  Latitude by Polaris 
A  On 14 March at 1845 ZT, you take a sextant observation of Polaris. Your DR position is LAT 29°10' N, LONG 154°30' W, and your sextant reads 29°53.5'. Your chronometer reads 04h 42m 36s, and the chronometer error is 02m 24s slow. Your height of eye is 24 feet, and the index error is 1.3' off the arc. Determine the latitude by Polaris.  29°21.3'N  29°18.0'N  29°15.5'N  29°11.7'N  Latitude by Polaris 
B  On 7 May you observe Polaris for latitude at 0303 ZT. Your DR position is LAT 56°35.4' N, LONG 05°38.9' W. The sextant altitude is 56°11.1'. The height of eye is 36', and the index error is 3.3' off the arc. What is the latitude at the time of the sight?  56°35.0'N  56°38.7'N  56°24.6'N  56°32.6'N  Latitude by Polaris 
A  On 15 February at 0610 ZT, in DR position LAT 56°53.0' N, LONG 157°02.9' E, you observe Polaris at a sextant altitude (hs) of 56°10.4'. The index error is 2.5' on the arc, and the height of eye is 18 meters. What is the latitude?  56°41.8'N  56°48.1'N  57°10.6'N  56°47.9'N  Latitude by Polaris 
C  On 28 October at 1754 ZT, your vessel's DR position is LAT 28°30' N, LONG 63°24' W. At this time, you obtain a sextant altitude (hs) of Polaris reading 28°42.6', with an index error of 2.4' on the arc. Your chronometer reads 09h 50m 00s, and is 4m 14s slow. What is your latitude by Polaris, given a height of eye of 28 feet (8.5 meters)?  28°30.6'N  28°25.2'N  28°34.9'N  28°41.3'N  Latitude by Polaris 
D  On 5 May at 1953 zone time, you take a sextant observation of Polaris. Your vessel's DR position is LAT 29°30.0' N, LONG 66°25.7' W, and your sextant reads 29°07.2'. Your chronometer reads 11h 51m 45s, and your chronometer error is 01m 36s slow. Your height of eye is 56 feet, and the index error for your sextant is 1.5' on the arc. What is the latitude of your vessel from your observation of Polaris?  29°38.8'N  29°14.3'N  29°32.3'N  29°23.6'N  Latitude by Polaris 
A  On 16 July at 2000 zone time, you take a sextant observation of Polaris. Your vessel's DR position is LAT 27°22.0' N, LONG 148°35.0' W, and your sextant reads 26°57.5'. Your chronometer reads 05h 59m 16s, and your chronometer error is 01m 28s slow. Your height of eye is 48 feet, and the index error for your sextant is 1.3' off the arc. What is the latitude of your vessel from your observation of Polaris?  27°36.1'N  26°58.8'N  26°52.1'N  27°43.4'N  Latitude by Polaris 
C  On 10 June your 2010 zone time DR position is LAT 41°10.0' N, LONG 61°15.0' W. At that time, you observe Polaris with a sextant altitude (hs) of 40°35.8'. The chronometer time of the sight is 00h 08m 18s, and the chronometer error is 01m 54s slow. The index error is 2.0' on the arc, and the height of eye is 40 feet. What is your latitude by Polaris?  41°10.6'N  41°18.3'N  41°15.0'N  41°21.2'N  Latitude by Polaris 
A  On 24 September your 1841 zone time DR position is LONG 129°34.5' E. At that time you observe Polaris with a sextant altitude (hs) of 25°20.8'. The chronometer time of the sight is 09h 38m 12s, and the chronometer error is 03m 12s slow. The index error is 4.3' off the arc, and the height of eye is 52 feet (15.9 meters). What is your latitude by Polaris?  25°37.6'N  24°28.1'N  25°42.3'N  25°16.0'N  Latitude by Polaris 
C  On 18 November your 1750 zone time DR position is LONG 110°16.0' W. At that time you observe Polaris with a sextant altitude (hs) of 21°29.8'. The chronometer time of the sight is 00h 52m 43s, and the chronometer error is 02m 18s fast. The index error is 3.2' on the arc, and the height of eye is 49.5 feet. What is your latitude by Polaris?  21°13.4'N  21°28.1'N  21°03.4'N  21°35.1'N  Latitude by Polaris 
D  On 2 January your 1759 zone time DR longitude is 45°17.6' W. At that time you observe Polaris with a sextant altitude (hs) of 24°16.5'. The chronometer time of the sight is 08h 57m 10s, and the chronometer error is 02m 16s slow. The index error is 3.5' on the arc, and the height of eye is 42.5 feet. What is your latitude by Polaris?  23°30.8'N  22°50.2'N  23°48.8'N  23°18.8'N  Latitude by Polaris 
C  On 3 January your 1759 zone time DR position is LONG 60°53.2' W. At that time you observe Polaris with a sextant altitude (hs) of 22°55.8'. The chronometer time of the sight is 09h 57m 10s, and the chronometer error is 02m 26s slow. The index error is 2.9' off the arc, and the height of eye is 52.5 feet. What is your latitude by Polaris?  21°52.5'N  21°35.2'N  22°03.6'N  22°22.6'N  Latitude by Polaris 
D  On 12 March your 1846 zone time DR position is LONG 129°16.5' W. At that time you observe Polaris with a sextant altitude (hs) of 28°01.5'. The chronometer time of the sight is 03h 44m 10s, and the chronometer error is 01m 55s slow. The index error is 2.2' off the arc, and the height of eye is 59.8 feet (18.2 m). What is your latitude by Polaris?  27°40.9'N  27°54.4'N  28°06.9'N  27°33.7'N  Latitude by Polaris 
A  On 11 March your 1846 zone time DR position is LAT 25°05.7' N, LONG 124°29.0' W. At that time you observe Polaris with a sextant altitude (hs) of 25°59.1'. The chronometer time of the sight is 02h 44m 01s, and the chronometer error is 02m 15s slow. The index error is 3.9' on the arc, and the height of eye is 42.7 feet (13.0 meters). What is your latitude by Polaris?  25°17.9'N  26°15.2'N  25°28.1'N  25°14.2'N  Latitude by Polaris 
A  On 22 August your 1852 zone time DR position is LONG 155°54.0' E. At that time you observe Polaris with a sextant altitude (hs) of 27°36.9'. The chronometer time of the sight is 08h 54m 06s, and the chronometer error is 02m 20s fast. The index error is 3.6' off the arc, and the height of eye is 61.5 feet. What is your latitude by Polaris?  28°05.9'N  28°09.5'N  27°05.5'N  27°31.0'N  Latitude by Polaris 
B  On 6 December your 0800 zone time DR position was LAT 21°48.0'N, LONG 124°30.0'E. Your vessel was steaming on course 045°T at a speed of 20.0 knots. An observation of the Sun's lower limb was made at 1012 ZT. The chronometer read 02h 10m 42s and was slow 01m 02s. The observed altitude (Ho) was 41°17.1'. LAN occurred at 1129 zone time. The observed altitude (Ho) was 44°53.7'. What was the longitude of your 1200 zone time running fix?  LONG 125°28.9'E  LONG 125°35.2'E  LONG 125°25.0'E  LONG 125°32.5'E  Longitude of Fix or Running Fix. 
A  On 7 November your 0830 zone time position was LAT 27°36.0'N, LONG 162°19.0'W. Your vessel was steaming on course 289°T at a speed of 19.0 knots. An observation of the Sun's lower limb was made at 0945 ZT. The chronometer read 08h 43m 11s and was slow 01m 51s. The observed altitude (Ho) was 38°21.1'. Local Apparent Noon (LAN) occurred at 1138 zone time. The observed altitude (Ho) was 45°35.0'. What was the longitude of your 1200 zone time running fix?  163°38.8'W  163°34.0'W  163°26.0'W  163°30.2'W  Longitude of Fix or Running Fix. 
B  On 8 February your 0800 zone time (ZT) position was LAT 28°55.0'S, LONG 52°27.0'W. Your vessel was steaming on course 036°T at a speed of 19.0 knots. An observation of the Sun's lower limb was made at 0938 ZT. The chronometer read 12h 37m 23s and was slow 01m 24s. The observed altitude (Ho) was 45°29.2'. Local Apparent Noon (LAN) occurred at 1240 ZT. The observed altitude (Ho) was 77°10.5'. What was the longitude of your 1200 ZT running fix?  51°29.6'W  51°35.4'W  51°33.1'W  51°31.4'W  Longitude of Fix or Running Fix. 
D  On 17 January your 0730 zone time fix gives you a position of LAT 22°26.0'S, LONG 152°17.0'E. Your vessel is steaming on a course of 116°T at a speed of 17 knots. An observation of the Sun's lower limb is made at 1015 zone time. The chronometer reads 00h 13m 23s, and the chronometer error is 01m 49s slow. The observed altitude (Ho) is 66°02.1'. LAN occurs at 1152 zone time and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) is 87°54.2'. Determine the vessel's 1200 zone time position.  LAT 22°56.3'S, LONG 153°25.6'E  LAT 22°56.3'S, LONG 153°28.8'E  LAT 22°53.8'S, LONG 153°28.8'E  LAT 22°53.8'S, LONG 153°25.6'E  Longitude of Fix or Running Fix. 
A  On 11 November your 0730 zone time position was LAT 19°58.0'N, LONG 143°54.0'W. Your vessel was steaming on course 084°T at a speed of 15.0 knots. An observation of the Sun's lower limb was made at 0931 ZT. The chronometer read 07h 29m 22s and was slow 02m 22s. The observed altitude (Ho) was 44°17.6'. LAN occurred at 1125 zone time (ZD +10). The observed altitude (Ho) was 52°17.4'. What was the longitude of your 1200 zone time running fix?  142°40.2'W  142°44.2'W  142°34.7'W  142°37.1'W  Longitude of Fix or Running Fix. 
D  On 30 August your 0554 zone time (ZT) position was LAT 25°39.0'S, LONG 31°51.0'E. Your vessel was steaming on course 325°T at a speed of 15.0 knots. An observation of the Sun's lower limb was made at 0836 ZT. The chronometer read 06h 38m 36s and was fast 02m 24s. The observed altitude (Ho) was 30°49.2'. LAN occurred at 1157 ZT. The observed altitude (Ho) was 56°40.0'. What was the longitude of your 1157 ZT running fix?  30°55.9'E  30°59.8'E  30°57.6'E  30°52.5'E  Longitude of Fix or Running Fix. 
B  On 20 November your 0612 zone time (ZT) position was LAT 25°38.0'N, LONG 166°54.0'W. Your vessel was steaming on course 126°T at a speed of 20.0 knots. An observation of the Sun's lower limb was made at 0854 ZT. The chronometer read 07h 51m 14s and was slow 02m 52s. The observed altitude (Ho) was 27°58.3'. LAN occurred at 1147 ZT. The observed altitude (Ho) was 45°35.0'. What was the longitude of your 1147 ZT running fix?  165°20.2'W  165°12.5'W  165°18.4'W  165°15.8'W  Longitude of Fix or Running Fix. 
C  On 23 May your 0628 zone time position was LAT 28°18.0'S, LONG 102°42.0'E. Your vessel was steaming on course 040°T at a speed of 20.0 knots. An observation of the Sun's lower limb was made at 0758 ZT. The chronometer read 01h 02m 06s and was fast 04m 04s. The observed altitude (Ho) was 13°16.7'. LAN occurred at 1201 zone time. The observed altitude (Ho) was 42°32.0'. What was the longitude of your 1201 zone time running fix?  104°06.3'E  104°00.4'E  104°03.5'E  103°57.9'E  Longitude of Fix or Running Fix. 
C  On 16 February your 0640 zone time (ZT) position was LAT 23°46.0'N, LONG 156°24.0'W. Your vessel was steaming on course 222°T at a speed of 18.0 knots. An observation of the Sun's lower limb was made at 0910 ZT. The chronometer read 07h 08m 06s and was slow 01m 56s. The observed altitude (Ho) was 27°15.8'. LAN occurred at 1245 ZT (ZD +10). The observed altitude (Ho) was 55°25.3'. What was the longitude of your 1245 ZT running fix?  157°45.7'W  157°37.2'W  157°42.0'W  157°47.2'W  Longitude of Fix or Running Fix. 
C  On 27 March your 0730 zone time position is LAT 28°16'N, LONG 56°37'W. Your vessel is on course 158°T at a speed of 15.0 knots. An observation of the Sun's lower limb is made at 0915 zone time. The chronometer reads 01h 14m 11s, and the chronometer error is 00m 53s slow. The observed altitude (Ho) is 45°10.7'. LAN occurs at 1150 zone time, and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) is 65°32.8'. Determine the vessel's 1200 zone time position.  LAT 27°11.6'N, LONG 56°04.2'W  LAT 27°08.8'N, LONG 56°10.3'W  LAT 27°08.8'N, LONG 56°04.2'W  LAT 27°11.6'N, LONG 56°10.3'W  Longitude of Fix or Running Fix. 
A  On 22 February your 0800 zone time position is LAT 24°16'S, LONG 95°37'E. Your vessel is on course 126°T at a speed of 14 knots. An observation of the Sun's lower limb is made at 0945 zone time. The chronometer reads 03h 47m 22s, and the chronometer error is 02m 37s fast. The observed altitude (Ho) is 57°02.1'. LAN occurs at 1148 zone time, and a meridian altitude of the Sun's lower limb is made. The observed meridian altitude (Ho) is 75°22.3'. Determine the vessel's 1200 zone time position.  LAT 24°52.2'S, LONG 96°24.0'E  LAT 24°49.3'S, LONG 96°24.0'E  LAT 24°52.2'S, LONG 96°27.2'E  LAT 24°49.3'S, LONG 96°27.2'E  Longitude of Fix or Running Fix. 
B  On 8 February your 0800 zone time position is LAT 21°55'S, LONG 52°27'W. Your vessel is on course 056°T at a speed of 17.5 knots. An observation of the Sun's lower limb is made at 0938 zone time, and the observed altitude (Ho) is 46°06.5'. The chronometer reads 12h 37m 23s, and the chronometer error is 1m 24s slow. LAN occurs at 1243 zone time, and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) for this sight is 83°56.1'. Determine the vessel's 1200 zone time position.  LAT 20°58.0'S, LONG 51°25.5'W  LAT 21°04.0'S, LONG 51°21.5'W  LAT 20°57.0'S, LONG 51°21.5'W  LAT 21°04.0'S, LONG 51°12.0'W  Longitude of Fix or Running Fix. 
B  On 20 September your 0730 zone time position was LAT 28°58.0'N, LONG 152°26.0'W. Your vessel was steaming on course 225°T at a speed of 19.0 knots. An observation of the Sun's lower limb was made at 0931 ZT. The chronometer read 07h 29m 20s and was slow 02m 22s. The observed altitude (Ho) was 44°14.4'. LAN occurred at 1206 zone time. The observed altitude (Ho) was 62°49.5'. What was the longitude of your 1200 zone time running fix?  LONG 153°32.5'W  LONG 153°23.5'W  LONG 153°20.0'W  LONG 153°27.2'W  Longitude of Fix or Running Fix. 
D  On 15 August your 0512 zone time position was LAT 29°18.0'N, LONG 57°24.0'W. Your vessel was steaming on course 262°T at a speed of 20.0 knots. An observation of the Sun's lower limb was made at 0824 ZT. The chronometer read 00h 22m 24s and was slow 01m 34s. The observed altitude (Ho) was 38°16.7'. LAN occurred at 1204 zone time. The observed altitude (Ho) was 74°58.0'. What was the longitude of your 1204 zone time running fix?  LONG 59°52.0'W  LONG 59°54.0'W  LONG 60°02.0'W  LONG 59°58.5'W  Longitude of Fix or Running Fix. 
C  On 17 January your 0730 zone time position was LAT 22°26.0'N, LONG 152°17.0'E. Your vessel was steaming on course 136°T at a speed of 17.0 knots. An observation of the Sun's lower limb was made at 1015 ZT. The chronometer read 00h 13m 23s and was slow 01m 49s. The observed altitude (Ho) was 40°25.7'. LAN occurred at 1222 zone time. The observed altitude (Ho) was 47°48.1'. What was the longitude of your 1200 zone time running fix?  LONG 153°08.3'E  LONG 153°18.6'E  LONG 153°13.1'E  LONG 153°04.2'E  Longitude of Fix or Running Fix. 
D  On 29 June your 0800 zone time fix gives you a position of LAT 26°16.0'S, LONG 61°04.0'E. Your vessel is steaming a course of 079°T at a speed of 15.5 knots. An observation of the Sun's upper limb is made at 0905 zone time, and the observed altitude (Ho) is 25°20.1. The chronometer reads 05h 08m 12s, and the chronometer error is 02m 27s fast. Local apparent noon occurs at 1154 zone time, and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) for this sight is 40°44.2'. Determine the vessel's 1200 zone time position.  LAT 26°05.1'S, LONG 62°06.3'E  LAT 26°02.0'S, LONG 62°23.2'E  LAT 25°56.0'S, LONG 62°03.0'E  LAT 26°02.0'S, LONG 62°05.0'E  Longitude of Fix or Running Fix. 
C  On 2 April your 0830 zone time fix gives you a position of LAT 20°16.0'S, LONG 004°12.0'E. Your vessel is steaming a course of 143°T at a speed of 18.0 knots. An observation of the Sun's upper limb is made at 0903 zone time, and the observed altitude (Ho) is 42°39.6'. The chronometer reads 09h 05m 40s, and the chronometer error is 02m 15s fast. Local apparent noon occurs at 1145 zone time, and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) for this sight is 63°46.2'. Determine the vessel's 1200 zone time position.  LAT 21°14.0'S, LONG 004°55.0'E  LAT 22°42.0'S, LONG 004°57.0'E  LAT 21°18.0'S, LONG 005°00.5'E  LAT 21°10.1'S, LONG 004°53.9'E  Longitude of Fix or Running Fix. 
C  On 24 March your 0800 zone time fix gives you a position of LAT 22°16.0'N, LONG 31°45.0'W. Your vessel is steaming a course of 285°T at a speed of 16.5 knots. An observation of the Sun's upper limb is made at 0938 zone time, and the observed altitude (Ho) is 46°32.2'. The chronometer reads 11h 41m 01s, and the chronometer error is 02m 50s fast. Local apparent noon occurs at 1214 zone time, and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) for this sight is 68°55.8'. Determine the vessel's 1200 zone time position.  LAT 22°35.0'N, LONG 30°29.0'W  LAT 22°36.0'N, LONG 32°55.2'W  LAT 22°35.0'N, LONG 32°51.0'W  LAT 22°36.0'N, LONG 32°10.5'W  Longitude of Fix or Running Fix. 
B  On 29 April your 0530 zone time position was LAT 23°04.0'S, LONG 162°12.0'E. Your vessel was steaming on course 120°T at a speed of 9.0 knots. An observation of the Sun's upper limb was made at 0830 ZT. The chronometer read 09h 27m 32s and was slow 02m 24s. The observed altitude (Ho) was 24°58.0'. LAN occurred at 1205 zone time. The observed altitude (Ho) was 52°04.0'. What was the longitude of your 1200 zone time running fix?  LONG 163°09.5'E  LONG 163°06.0'E  LONG 163°02.1'E  LONG 163°11.3'E  Longitude of Fix or Running Fix. 
C  You observe the planet Saturn at a sextant altitude (hs) of 63°05.1' on 25 May. The index error is 4.5' off the arc. The height of eye is 62 feet. What is the observed altitude (Ho)?  63°02.9'  63°00.6'  63°01.5'  63°04.1'  Observed Altitude (Ho) 
A  You observe the planet Jupiter at a sextant altitude (hs) of 66°27.6' on 26 May. The index error is 5.2' on the arc. The height of eye is 52 feet. What is the observed altitude (Ho)?  66°15.0'  66°27.2'  65°32.8'  65°39.5'  Observed Altitude (Ho) 
D  During twilight on 28 December around 1800 GMT, in DR position LAT 4°00'N, LONG 0°06'W, the sextant altitude (hs) of Venus was 30°46.8'. The height of eye was 36 feet, and the index error was 2.0' on the arc. The temperature was 68°F. The barometer read 1030 mb. Calculate the observed altitude (Ho).  Ho 30°37.1'  Ho 30°35.2'  Ho 30°40.3'  Ho 30°38.1'  Observed Altitude (Ho) 
B  During evening twilight on 28 December a sextant altitude (hs) of the planet Venus was 29°43.2'. The height of eye was 40 feet, and the index error was 2.0' on the arc. What was the observed altitude (Ho)?  29°38.2'  29°34.1'  29°36.3'  29°36.0'  Observed Altitude (Ho) 
A  You observe the star Deneb at a sextant altitude (hs) of 48°34.8' on 16 December. The index error is 4.0' off the arc. The height of eye is 58 feet. What is the observed altitude (Ho)?  48°30.5'  48°31.4'  48°02.9'  48°46.5'  Observed Altitude (Ho) 
A  On 29 June you observe the star Achernar at a sextant altitude (Hs) of 54°18.9'. The index error is 4.7' off the arc. The height of eye is 58 feet. What is the observed altitude (Ho)?  54°15.5'  54°31.5'  54°06.1'  54°43.7'  Observed Altitude (Ho) 
A  You observe the star Antares at a sextant altitude (hs) of 38°18.7' on 28 February. The index error is 2.4' on the arc. The height of eye is 40 feet (12.2 meters). What is the observed altitude (Ho)?  38°09.0'  38°07.5'  38°12.5'  38°10.5'  Observed Altitude (Ho) 
A  You observe the lower limb of the Sun at a sextant altitude (hs) of 24°00.7' on 10 January. The index error is 2.6' off the arc. The height of eye is 55 feet. What is the observed altitude (Ho)?  24°10.2'  24°08.9'  24°11.8'  24°07.4'  Observed Altitude (Ho) 
D  You observe the lower limb of the Sun at a sextant altitude (hs) of 46°20.3' on 1 April. The index error is 4.5' off the arc. The height of eye is 57 feet (17.4 meters). What is the observed altitude (Ho)?  46°24.2'  46°30.1'  46°27.9'  46°32.6'  Observed Altitude (Ho) 
A  You observe the lower limb of the Sun at a sextant altitude (hs) of 45°49.7' on 13 November . The index error is 1.0' on the arc. The height of eye is 61 feet (18.6 meters). What is the observed altitude (Ho)?  45°56.4'  45°59.3'  45°49.8'  45°52.9'  Observed Altitude (Ho) 
A  You observe the lower limb of the Sun at a sextant altitude (hs) of 50°26.9' on 9 November. The index error is 1.5' on the arc. The height of eye is 56 feet (17 meters). What is the observed altitude (Ho)?  50°33.5'  50°04.2'  50°41.4'  50°18.1'  Observed Altitude (Ho) 
B  You observe the lower limb of the Sun at a sextant altitude (hs) of 34°51.4' on 18 October. The index error is 2.0' off the arc. The height of eye is 54 feet (16.5 meters). What is the observed altitude (Ho)?  35°03.6'  35°01.2'  35°05.2'  35°07.4'  Observed Altitude (Ho) 
A  You observe the lower limb of the Sun at a sextant altitude (hs) of 38°07.5' on 8 August. The index error is 5.2' off the arc. The height of eye is 72 feet (22 meters). What is the observed altitude (Ho)?  38°19.2'  38°23.4'  38°08.4'  38°13.3'  Observed Altitude (Ho) 
A  You observe the lower limb of the Sun at a sextant altitude (hs) of 75°12.3' on 6 August. The index error is 1.5' off the arc. The height of eye is 32 feet (9.8 meters). What is the observed altitude (Ho)?  75°24.0'  75°34.6'  75°30.7'  75°18.6'  Observed Altitude (Ho) 
C  You observe the lower limb of the Sun at a sextant altitude (hs) of 54°28.2' on 22 July. The index error is 1.5' off the arc. The height of eye is 56 feet (17.1 meters). What is the observed altitude (Ho)?  54°36.2'  54°30.9'  54°37.7'  54°37.9'  Observed Altitude (Ho) 
B  On 4 July you observe the lower limb of the Sun at a sextant altitude (hs) of 25°29.8'. The index error is 3.1' off the arc. The height of eye is 48 feet (14.6 meters). What is the observed altitude (Ho)?  25°37.1'  25°40.2'  25°42.8'  25°44.3'  Observed Altitude (Ho) 
A  On 2 January you observe the lower limb of the Sun at a sextant altitude (hs) of 35°50.4'. The index error is 0.8' on the arc. The height of eye is 24 feet (7.3 meters). What is the observed altitude (Ho)?  35°59.7'  35°54.7'  36°05.6'  35°50.3'  Observed Altitude (Ho) 
A  You observe the lower limb of the Sun at a sextant altitude (hs) of 41°29.8' on 11 January. The index error is 2.4' off the arc. The height of eye is 68 feet. What is the observed altitude (Ho)?  41°39.4'  41°36.4'  41°42.0'  41°44.5'  Observed Altitude (Ho) 
D  You observe the lower limb of the Sun at a sextant altitude (hs) of 37°47.2' on 11 October. The index error is 3.0' off the arc. The height of eye is 63 feet (19.2 meters). What is the observed altitude (Ho)?  37°25.2'  37°51.5'  37°42.5'  37°57.5'  Observed Altitude (Ho) 
D  You observe the lower limb of the Sun at a sextant altitude (hs) of 31°31.5' on 6 March. The index error is 2.5' on the arc. The height of eye is 76 feet. What is the observed altitude (Ho)?  31°38.2'  31°39.5'  31°36.7'  31°35.3'  Observed Altitude (Ho) 
D  You observe the lower limb of the Sun at a sextant altitude (hs) of 58°06.6' on 5 April. The index error is 1.0' off the arc. The height of eye is 55 feet (16.8 meters). What is the observed altitude (Ho)?  58°14.2'  58°16.9'  58°18.1'  58°15.8'  Observed Altitude (Ho) 
B  You observe the lower limb of the Sun at a sextant altitude (hs) of 28°24.7' on 17 May. The index error is 1.5' off the arc. The height of eye is 86 feet (26 meters). What is the observed altitude (Ho)?  28°29.7'  28°31.5'  28°30.6'  28°32.9'  Observed Altitude (Ho) 
B  You observe the lower limb of the Sun at a sextant altitude (hs) of 62°22.2' on 6 June. The index error is 1.2' on the arc. The height of eye is 28 feet (8.5 meters). What is the observed altitude (Ho)?  62°36.7'  62°31.4'  62°26.9'  62°24.8'  Observed Altitude (Ho) 
B  You observe the lower limb of the Sun at a sextant altitude (hs) of 42°44.0' on 22 June. The index error is 0.8' off the arc. The height of eye is 70 feet (21.3 meters). What is the observed altitude (Ho)?  42°19.8'  42°51.7'  42°21.7'  42°54.2'  Observed Altitude (Ho) 
B  You observe the lower limb of the Sun at a sextant altitude (hs) of 22°58.6' on 16 June. The index error is 2.0' off the arc. The height of eye is 61 feet. What is the observed altitude (Ho)?  23°09.9'  23°06.7'  23°15.4'  23°22.2'  Observed Altitude (Ho) 
B  You observe the lower limb of the Sun at a sextant altitude (hs) of 35°26.3' on 25 June. The index error is 1.5' on the arc. The height of eye is 58 feet (17.6 meters). What is the observed altitude (Ho)?  35°36.7'  35°32.1'  35°29.9'  35°28.2'  Observed Altitude (Ho) 
C  On 26 November at 0535 ZT, while taking sights for a morning fix, you observe an unidentified planet bearing 074°T at an observed altitude (Ho) of 38°29.8'. Your DR position is LAT 27°18.9' S, LONG 30°18.4' E. The chronometer time of the sight is 03h 33m 16s, and the chronometer is 01m 48s slow. What planet did you observe?  Venus  Mars  Saturn  Jupiter  Planet Identification 
C  On 26 November your 0535 DR position is LAT 27°18.9' S, LONG 30°18.4' E. You observe an unidentified planet bearing 085°T at an observed altitude (Ho) of 32°15.2'. The chronometer reads 03h 33m 16s, and is 01m 48s slow. What planet did you observe?  Venus  Saturn  Jupiter  Mars  Planet Identification 
C  On 23 September while taking stars for an evening fix, an unidentified star is observed bearing 261°T at an observed altitude of 61°35'. Your 1836 zone time DR position is LAT 25°18' S, LONG 162°36' E. The chronometer reads 07h 34m 12s, and the chronometer error is 01m 54s slow. Your vessel is steaming on a course of 230°T at a speed of 18 knots. What star did you observe?  Canopus  Sirius  Antares  Achernar  Star Identification 
A  On 22 February your 1857 ZT DR position is LAT 23°46.0' S, LONG 93°16.5' E. You observe an unidentified star bearing 159°T, at an observed altitude (Ho) of 34°30.0'. The chronometer reads 01h 00m 35s and is 03m 25s fast. What star did you observe?  Miaplacidus  Suhail  Adhara  Avior  Star Identification 
A  On 14 January your 0550 ZT DR position is LAT 25°26.0' N, LONG 38°16.0' W. You observe an unidentified star bearing 004.5°T, at an observed altitude (Ho) of 40°10.0'. The chronometer reads 08h 48m 51s and is 01m 22s slow. What star did you observe?  Kochab  Gacrux  Gienah  Eltanin  Star Identification 
D  On 14 January your 1922 ZT DR position is LAT 27°18.5' S, LONG 67°18.0' E. You observe an unidentified star bearing 029°T, at an observed altitude (Ho) of 29°35.0'. The chronometer reads 03h 25m 43s and is 03m 15s fast. What star did you observe?  Fomalhaut  Markab  Pollux  Elnath  Star Identification 
D  At 0520 zone time on 17 March, while taking stars for a morning fix, you observe an unidentified star bearing 050°T, at an observed altitude (Ho) of 45°00.0'. Your DR position at the time of the sight is LAT 27°23.0'N, LONG 39°42.0' W. The chronometer time of the sight is 08h 22m 15s, and the chronometer error is 01m 45s fast. Your vessel is steaming on a course of 300°T at a speed of 18 knots. What star did you observe?  Arcturus  Altair  Alkaid  Deneb  Star Identification 
A  On 13 June your 0445 DR position is LAT 20°12.0' N, LONG 44°45.0' W. You observe an unidentified star bearing 168°T at an observed altitude (Ho) of 38°56.0'. The chronometer reads 07h 43m 20s, and is 01m 39s slow. Which star did you observe?  Fomalhaut  Peacock  Al Na'ir  Ankaa  Star Identification 
B  On 8 April your evening DR position is LAT 22°16' N, LONG 157°58.3' W. You observe an unidentified star bearing 246°T at an observed altitude (Ho) of 58°45.5'. The chronometer reads 05h 09m 57s, and is 01m 23s slow. What star did you observe?  Alnilam  Betelgeuse  Aldebaran  Bellatrix  Star Identification 
B  On 8 April your evening DR position is LAT 22°16.0' N, LONG 157°58.3' W. You observe an unidentified star bearing 271°T at an observed altitude (Ho) of 44°08.2'. The chronometer reads 05h 09m 57s, and is 01m 23s slow. What star did you observe?  Alnilam  Aldebaran  Bellatrix  Betelgeuse  Star Identification 
D  On 8 April while taking observations for an evening fix, you observe an unidentified star bearing 250.7°T at an observed altitude of 51°44.8'. Your DR position at the time of the sight was LAT 22°16.0' N, LONG 157°58.3' W. The chronometer reads 05h 09m 57s and is 01m 23s slow. What star did you observe?  Aldebaran  Alnilam  Betelgeuse  Bellatrix  Star Identification 
C  On 8 April your evening DR position is LAT 22°16.0' N, LONG 157°58.3' W. You observe an unidentified star bearing 238°T at an observed altitude (Ho) of 50°02.7'. The chronometer reads 05h 09m 57s, and is 01m 23s slow. What star did you observe?  Aldebaran  Betelgeuse  Alnilam  Bellatrix  Star Identification 
B  On 22 July your 1759 DR position is LAT 24°50.2' S, LONG 05°16.0' E. You observe an unidentified star bearing 293°T at an observed altitude (Ho) of 17°52.8'. The chronometer reads 06h 01m 31s, and is 02m 15s fast. What star did you observe?  Miaplacidus  Regulus  Suhail  Antares  Star Identification 
A  On 22 July your 1759 DR position is LAT 24°50.2' S, LONG 05°16.0' E. You observe an unidentified star bearing 100°T at an observed altitude (Ho) of 61°48.2'. The chronometer reads 06h 01m 31s, and is 02m 15s fast. What star did you observe?  Antares  Regulus  Suhail  Miaplacidus  Star Identification 
A  On 22 July your 1759 DR position is LAT 24°50.2' S, LONG 005°16.0' E. You observe an unidentified star bearing 203°T at an observed altitude (Ho) of 28°12.2'. The chronometer reads 06h 01m 31s, and is 02m 15s fast. What star did you observe?  Miaplacidus  Suhail  Regulus  Antares  Star Identification 
C  On 22 July your 0442 DR position is LAT 26°35.6' N, LONG 22°16.7' W. You observe an unidentified star bearing 091°T at an observed altitude (Ho) of 64°35.2'. The chronometer reads 05h 39m 03s, and is 03m 14s slow. What star did you observe?  Acamar  Menkar  Hamal  Rigel  Star Identification 
C  On 22 July your 0442 DR position is LAT 26°35.6' N, LONG 22°16.7' W. You observe an unidentified star bearing 104°T at an observed altitude (Ho) of 9°55.7'. The chronometer reads 05h 39m 03s, and is 03m 14s slow. What star did you observe?  Menkar  Acamar  Rigel  Hamal  Star Identification 
C  On 22 July your 0442 DR position is LAT 26°35.6' N, LONG 22°16.7' W. You observe an unidentified star bearing 149°T at an observed altitude (Ho) of 12°55.0'. The chronometer reads 05h 39m 03s, and is 03m 14s slow. What star did you observe?  Hamal  Rigel  Acamar  Menkar  Star Identification 
B  On 22 June your 0424 DR position is LAT 26°18.5'N, LONG 124°18.2'W. You observe an unidentified star bearing 195°T at an observed altitude (Ho) of 03°30.7'. The chronometer reads 00h 23m 24s, and is 01m 32s slow. What star did you observe?  Alioth  Peacock  Ankaa  Schedar  Star Identification 
C  On 22 June your 0424 DR position is LAT 26°18.5' N, LONG 124°18.2' W. You observe an unidentified star bearing 154°T at an observed altitude (Ho) of 15°01.2'. The chronometer reads 12h 23m 24s, and is 01m 32s slow. What star did you observe?  Alioth  Schedar  Ankaa  Peacock  Star Identification 
D  On 22 June your 0424 DR position is LAT 26°18.5' N, LONG 124°18.2' W. You observe an unidentified star bearing 249°T at an observed altitude (Ho) of 52°50.7'. The chronometer reads 00h 23m 24s, and is 01m 32s slow. What star did you observe?  Peacock  Schedar  Ankaa  Altair  Star Identification 
C  On 22 July your 1759 ZT DR position is LAT 24°50.2' S, LONG 05°16.0' E. You observe an unidentified star bearing 231°T, at an observed altitude (Ho) of 26°10.0'. The chronometer reads 06h 01m 31s and is 02m 15s fast. What star did you observe?  Capella  Acamar  Suhail  Miaplacidus  Star Identification 
D  On 22 May your 0437 DR position is LAT 25°18.5' N, LONG 51°18.0' W. You observe an unidentified star bearing 142°T at an observed altitude (Ho) of 23°10.2'. The chronometer reads 07h 40m 40s, and is 03m 24s fast. What star did you observe?  Sabik  Markab  Diphda  Fomalhaut  Star Identification 
A  On 22 May your 0437 DR position is LAT 25°18.5'N, LONG 51°18.0'W. You observe an unidentified star bearing 116°T at an observed altitude (Ho) of 11°27.8'. The chronometer reads 07h 40m 40s, and is 03m 24s fast. What star did you observe?  Diphda  Markab  Hamal  Sabik  Star Identification 
B  On 22 May your 0437 DR position is LAT 25°18.5'N, LONG 51°18.0'W. You observed an unidentified star bearing 233°T at an observed altitude (Ho) of 29°42.3'. The chronometer reads 07h 40m 40s, and is 03m 24s fast. What star did you observe?  Hamal  Sabik  Diphda  Markab  Star Identification 
C  On 22 April your 1852 DR position is LAT 23°54.5'N, LONG 117°36.8'W. You observe an unidentified star bearing 248°T at an observed altitude (Ho) of 25°00.9'. The chronometer reads 02h 54m 53s, and is 02m 51s fast. What star did you observe?  Arcturus  Gienah  Rigel  Betelgeuse  Star Identification 
C  On 22 April your 1852 DR position is LAT 23°54.5'N, LONG 117°36.8'W. You observe an unidentified star bearing 077°T at an observed altitude (Ho) of 18°58.7'. The chronometer reads 02h 54m 53s, and is 02m 51s fast. What star did you observe?  Gienah  Betelgeuse  Arcturus  Diphda  Star Identification 
C  On 22 April your 1852 DR position is LAT 23°54.5'N, LONG 117°36.8'W. You observe an unidentified star bearing 259°T at an observed altitude (Ho) of 41°15.2'. The chronometer reads 02h 54m 53s, and is 02m 51s fast. What star did you observe?  Gienah  Arcturus  Betelgeuse  Diphda  Star Identification 
A  On 22 March your 0519 DR position is LAT 27°20.6'N, LONG 69°25.6'W. You observe an unidentified star bearing 115°T at an observed altitude (Ho) of 54°52.8'. The chronometer reads 10h 16m 47s, and is 02m 15s slow. What star did you observe?  Altair  Rigel  Enif  Menkar  Star Identification 
C  On 22 March your 0519 DR position is LAT 27°20.6'N, LONG 69°25.6'W. You observe an unidentified star bearing 200°T at an observed altitude (Ho) of 33°05.5'. The chronometer reads 10h 16m 47s, and is 02m 15s slow. What star did you observe?  Acamar  Enif  Antares  Rigel  Star Identification 
B  On 22 March your 0519 DR position is LAT 27°20.6'N, LONG 69°25.6'W. You observe an unidentified star bearing 051°T at an observed altitude (Ho) of 50°03.7'. The chronometer reads 10h 16m 47s, and is 02m 15s slow. What star did you observe?  Acamar  Deneb  Menkar  Enif  Star Identification 
D  On 22 March your 1834 DR position is LAT 26°13.5'S, LONG 108°36.5'W. You observe an unidentified star bearing 062°T at an observed altitude (Ho) of 23°22.0'. The chronometer reads 01h 32m 37s, and is 01m 50s slow. Which star did you observe?  Alphard  Rigel  Menkar  Regulus  Star Identification 
A  On 22 July your 0442 ZT DR position is LAT 26°35.6' N, LONG 22°16.7' W. You observe an unidentified star bearing 112°T, at an observed altitude (Ho) of 44°16.0'. The chronometer reads 05h 39m 03s and is 03m 14s slow. What star did you observe?  Menkar  Acamar  Rigel  Hamal  Star Identification 
D  On 22 March your 1834 DR position is LAT 26°13.5'S, LONG 108°36.5'W. You observe an unidentified star bearing 315°T at an observed altitude (Ho) of 66°01.2'. The chronometer reads 01h 32m 37s, and is 01m 50s slow. What star did you observe?  Regulus  Menkar  Alphard  Rigel  Star Identification 
B  On 22 March your 1834 DR position is LAT 26°13.5'S, LONG 108°36.5'W. You observe an unidentified star bearing 294°T at an observed altitude (Ho) of 33°02.7'. The chronometer reads 01h 32m 37s, and is 01m 50s slow. What star did you observe?  Rigel  Menkar  Regulus  Alphard  Star Identification 
C  On 22 February your 1857 DR position is LAT 23°46.0'S, LONG 93°16.5'E. You observe an unidentified star bearing 126°T at an observed altitude (Ho) of 40°21.5'. The chronometer reads 01h 00m 35s and is 03m 25s fast. What star did you observe?  Avior  Miaplacidus  Suhail  Adhara  Star Identification 
C  On 22 February your 1857 DR position is LAT 23°46.0'S, LONG 93°16.5'E. You observe an unidentified star bearing 150°T at an observed altitude (Ho) of 42°15.0'. The chronometer reads 01h 00m 35s, and is 03m 25s fast. What star did you observe?  Suhail  Adhara  Avior  Miaplacidus  Star Identification 
C  On 22 February your 1857 DR position is LAT 23°46.0'S, LONG 93°16.5'E. You observe an unidentified star bearing 108°T at an observed altitude (Ho) of 67°53.9'. The chronometer reads 01h 00m 35s, and is 03m 25s fast. What star did you observe?  Miaplacidus  Avior  Adhara  Suhail  Star Identification 
B  On 14 January your 0550 DR position is LAT 25°26.0'N, LONG 38°16.0'W. You observe an unidentified star bearing 212°T at an observed altitude (Ho) of 41°42.3'. The chronometer reads 08h 48m 51s, and is 01m 22s slow. What star did you observe?  Eltanin  Gienah  Gacrux  Kochab  Star Identification 
D  On 14 January your 0550 DR position is LAT 25°26.0'N, LONG 38°16.0'W. You observe an unidentified star bearing 192°T at an observed altitude (Ho) of 06°15.2'. The chronometer reads 08h 48m 51s, and is 01m 22s slow. What star did you observe?  Kochab  Gienah  Eltanin  Gacrux  Star Identification 
A  On 14 January your 0550 DR position is LAT 25°26.0'N, LONG 38°16.0'W. You observe an unidentified star bearing 043°T at an observed altitude (Ho) of 37°12.1'. The chronometer reads 08h 48m 51s, and is 01m 22s slow. What star did you observe?  Eltanin  Gacrux  Gienah  Kochab  Star Identification 
B  On 14 January your 1922 DR position is LAT 27°18.5'S, LONG 67°18.0'E. You observe an unidentified star bearing 250°T at an observed altitude (Ho) of 31°01.2'. The chronometer reads 03h 25m 43s, and is 03m 15s fast. Which star did you observe?  Elnath  Fomalhaut  Markab  Pollux  Star Identification 
A  On 14 January your 1922 DR position is LAT 27°18.5'S, LONG 67°18.0'E. You observe an unidentified star bearing 054°T at an observed altitude (Ho) of 07°52.1'. The chronometer reads 03h 25m 43s, and is 03m 15s fast. What star did you observe?  Pollux  Markab  Elnath  Fomalhaut  Star Identification 
C  On 22 June your 0424 ZT DR position is LAT 26°18.5' N, LONG 124°18.2' W. You observe an unidentified star bearing 031°T at an observed altitude (Ho) of 49°26.0'. The chronometer reads 00h 23m 24s and is 01m 32s slow. What star did you observe?  Ankaa  Peacock  Schedar  Alioth  Star Identification 
B  On 14 January your 1922 DR position is LAT 27°18.5'S, LONG 67°18.0'E. You observe an unidentified star bearing 295°T at an observed altitude (Ho) of 13°50.7'. The chronometer reads 03h 25m 43s, and is 03m 15s fast. What star did you observe?  Pollux  Markab  Elnath  Fomalhaut  Star Identification 
C  On 17 March your 0520 DR position is LAT 27°23.0'N, LONG 39°42.0'W. You observe an unidentified star bearing 110°T at an observed altitude (Ho) of 50°47.2'. The chronometer reads 08h 22m 15s, and is 01m 45s fast. What star did you observe?  Deneb  Alkaid  Altair  Arcturus  Star Identification 
C  On 17 March your 0520 DR position is LAT 27°23.0'N, LONG 39°42.0'W. You observe an unidentified star bearing 313°T at an observed altitude (Ho) of 43°03.8'. The chronometer reads 08h 22m 15s and is 01m 45s fast. What star did you observe?  Altair  Deneb  Alkaid  Arcturus  Star Identification 
C  On 17 March your 1845 DR position is LAT 25°10.0'N, LONG 66°48.0'W. You observe an unidentified star bearing 340°T at an observed altitude (Ho) of 66°25.1'. The chronometer reads 10h 47m 49s, and is 1m 54s fast. What star did you observe?  Mirfak  Rigel  Capella  Pollux  Star Identification 
C  On 17 March your 1845 DR position is LAT 25°10.0'N, LONG 66°48.0'W. You observe an unidentified star bearing 320°T at an observed altitude (Ho) of 50°02.9'. The chronometer reads 10h 47m 49s, and is 1m 54s fast. What star did you observe?  Capella  Pollux  Mirfak  Rigel  Star Identification 
D  On 17 March your 1845 DR position is LAT 25°10.0'N, LONG 66°48.0'W. You observe an unidentified star bearing 077°T at an observed altitude (Ho) of 67°04.4'. The chronometer reads 10h 47m 49s, and is 1m 54s fast. What star did you observe?  Capella  Rigel  Mirfak  Pollux  Star Identification 
D  On 23 September your 1836 DR position is LAT 25°18'S, LONG 162°23'E. You observe an unidentified star bearing 000°T at an observed altitude (Ho) of 26°18'. The chronometer reads 07h 34m 12s, and is 01m 54s slow. What star did you observe?  Canopus  Antares  Achernar  Vega  Star Identification 
B  On 23 September your 1836 DR position is LAT 25°18'S, LONG 162°36'E. You observe an unidentified star bearing 148°T at an observed altitude (Ho) of 13°32'. The chronometer reads 07h 34m 12s, and is 01m 54s slow. Which star did you observe?  Sirius  Achernar  Canopus  Antares  Star Identification 
D  On 23 September your 1836 DR position is LAT 25°18'S, LONG 162°36'E. You observe an unidentified star bearing 022°T at an observed altitude (Ho) of 13°16'. The chronometer reads 07h 34m 12s, and is 01m 54s slow. What star did you observe?  Antares  Sirius  Achernar  Deneb  Star Identification 
C  On 17 March your 0520 DR position is LAT 27°23.0'N, LONG 39°42.0'W. At this time you observe an unidentified star bearing 270°T with an observed altitude of 46°30.2'. The chronometer reads 08h 22m 15s, and is 01m 45s fast. What star did you observe?  Deneb  Altair  Arcturus  Alkaid  Star Identification 
B  On 22 May your 0437 ZT DR position is LAT 25°18.5' N, LONG 51°18.0' W. You observe an unidentified star bearing 097°T at an observed altitude (Ho) of 48°20.0'. The chronometer reads 07h 40m 40s and is 03m 24s fast. What star did you observe?  Hamal  Markab  Sabik  Diphda  Star Identification 
A  At 1845 zone time, on 17 March, while taking stars for an evening fix, you observe an unidentified star bearing 200°T at an observed altitude of 53°45.0'. Your DR position at the time of the sight is LAT 25°10.0'N, LONG 66°48.0'W. The chronometer time of the sight is 10h 47m 49s, and the chronometer error is 1m 54s fast. Your vessel is steaming on a course of 290°T at a speed of 18.0 knots. What star did you observe?  Rigel  Pollux  Altair  Mirfak  Star Identification 
D  On 22 April your 1852 ZT DR position is LAT 23°54.5' N, LONG 117°36.8' W. You observe an unidentified star bearing 129°T at an observed altitude (Ho) of 27°10.0'. The chronometer reads 02h 54m 53s and is 02m 51s fast. What star did you observe?  Diphda  Betelgeuse  Arcturus  Gienah  Star Identification 
A  On 22 March your 0519 ZT DR position is LAT 27°20.6' N, LONG 69°25.6' W. You observe an unidentified star bearing 094°T, at an observed altitude (Ho) of 30°15.0'. The chronometer reads 10h 16m 47s and is 02m 15s slow. What star did you observe?  Enif  Rigel  Acamar  Menkar  Star Identification 
D  On 22 March your 1834 ZT DR position is LAT 26°13.5' S, LONG 108°36.5' W. You observe an unidentified star bearing 077°T, at an observed altitude (Ho) of 43°10.5'. The chronometer reads 01h 32m 37s and is 01m 50s slow. What star did you observe?  Regulus  Menkar  Rigel  Alphard  Star Identification 
A  On 12 June your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 019.0°T at a sextant altitude (hs) of 53°56.2'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?  Mizar  Mimosa  Gamma Ursae Minoris  Phecda  Star Identification 
C  On 12 June your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 162°T at a sextant altitude (hs) of 28°36.5'. The index error is 0.5'on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?  Mimosa  Gamma Virginis  Iota Centauri  Spica  Star Identification 
C  On 2 October your 1845 DR position is LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 11°37.6' bearing 066°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 0m 51s fast. What star did you observe?  Caph  Ruckbah  Algenib  Scheat  Star Identification 
A  On 2 October your 1845 DR position is LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 63°29.1' bearing 237.5°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 0m 51s fast. What star did you observe?  Kappa Scorpii  Beta Draconis  Beta Ophiuchi  Alpha Arae  Star Identification 
A  On 13 September your 1830 ZT DR position was LAT 23°03'S, LONG 105°16'E when you observe a faint unidentifiable star through a hole in the clouds. The star bore 132.3°T at a sextant altitude (hs) of 29°34.6'. The chronometer read 11h 24m 39s and is 5m 08s slow. The index error is 1.0' off the arc, and the height of eye is 52 feet. What star did you observe?  Beta Gruis  Scheat  Alpha Indi  Sigma Capricorni  Star Identification 
A  On 13 September your 1830 ZT DR position was LAT 23°03'S, LONG 105°16'E when you observed a faint unidentifiable star through a hole in the clouds. The star bore 351.5°T at a sextant altitude (hs) of 62°05.6'. The chronometer read 11h 24m 39s and is 5m 08s slow. The index error is 1.0' off the arc, and the height of eye is 52 feet. What star did you observe?  Beta Ophiuchi  Kappa Scorpii  Alpha Arae  Alpha Herculis  Star Identification 
C  On 13 September your 1830 ZT DR position was LAT 23°03'S, LONG 105°16'E when you observed a faint unidentifiable star through a hole in the clouds. The star bore 265.0°T at a sextant altitude (hs) of 62°25.4'. The chronometer read 11h 24m 39s and is 5m 08s slow. The index error is 1.0' off the arc, and the height of eye is 52 feet. What star did you observe?  Sigma Ophiuchi  Alcyone  Dschubba  Gamma Lupi  Star Identification 
D  On 13 September your 1830 ZT DR position was LAT 23°03'S, LONG 105°16'E, when you observed a faint unidentifiable star through a hole in the clouds. The star bore 148.0°T at a sextant altitude (hs) of 32°24.3'. The chronometer read 11h 24m 39s and is 05m 08s slow. The index error is 1.0' off the arc, and the height of eye is 52 feet. What star did you observe?  Beta Aquarii  Alpha Indi  Beta Gruis  Alpha Tucanae  Star Identification 
A  On 2 October your 1845 DR position was LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 20°45.6' T, bearing 201.5°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 00m 51s fast. What star did you observe?  Alpha Muscae  Muhlifain  Beta Corvi  Cor Caroli  Star Identification 
B  On 12 June your 1945 DR position is LAT 21°47.0'N, LONG 46°52.0'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 130°T at a sextant altitude (hs) of 45°21.2'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 10h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?  Epsilon Leonis  Beta Librae  Theta Carinae  Zeta Puppis  Star Identification 
A  On 12 June your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 282.5°T at a sextant altitude (hs) of 14°22.3'. The index error is 0.5'on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?  Alhena  Mirzam  Wezen  Menkalinan  Star Identification 
D  On 12 June your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 313°T at a sextant altitude (hs) of 14°56.3'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?  Mirzam  Theta Aurigae  Alnitak  Menkalinan  Star Identification 
A  On 12 June your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 270°T at a sextant altitude (hs) of 65°41.7'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?  Algeiba  Epsilon Leonis  Merak  Scheat  Star Identification 
A  On 12 June your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 031°T at a sextant altitude (hs) of 70°10.3'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?  Cor Caroli  Sheratan  Mimosa  Ruchbah  Star Identification 
C  On 12 June your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 174.0°T at a sextant altitude (hs) of 18°58.6'. The index error is 0.5'on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?  Almak  Alpha Muscae  Muhlifain  Alpha Hydri  Star Identification 
C  On 2 October your 1845 DR position is LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 25°19.4' bearing 273°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 0m 51s fast. What star did you observe?  Beta Lupi  Alpha Serpentis  Beta Librae  Epsilon Bootis  Star Identification 
A  On 2 October your 1845 DR position is LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 68°03.6' bearing 154°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 0m 51s fast. What star did you observe?  Alpha Indi  Gamma Aquilae  Albireo  Epsilon Cygni  Star Identification 
B  On 16 October evening twilight will occur at 1746 ZT. Your DR position will be LAT 28°43.2' N, LONG 60°29.8' W. Considering their magnitude and location, which of the following are the three best stars to select for a fix at star time?  Antares, Deneb, Vega  Antares, Arcturus, Polaris  Deneb, Polaris, Vega  Vega, Polaris, Enif  Star Selection for Fix 
C  On 3 February your 0451 zone time DR position is LAT 24°15.0' S, LONG 124°24.0' W. Considering their magnitude, azimuth and altitude, which group includes the three bodies best suited for a fix at star time?  Jupiter, Dubhe, Antares  Spica, Venus, Procyon  Alphard, Denebola, Acrux  Mars, Arcturus, Spica  Star Selection for Fix 
A  On 2 February your 0400 zone time DR position is LAT 24°14.0' N, LONG 163°28.0' W. You are on course 322°T at a speed of 22 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Saturn, Antares, Rasalhague  Jupiter, Spica, Denebola  Jupiter, Saturn, Polaris  Saturn, Polaris, Zubenelgenubi  Star Selection for Fix 
D  On 16 July your 1810 zone time DR position is LAT 24°16.5' S, LONG 162°52.0' E. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Arcturus, Spica, Antares  Vega, Hadar, Venus  Pollux, Mars, Deneb  Jupiter, Alphard, Alphecca  Star Selection for Fix 
B  On 3 February your 0547 zone time DR position is LAT 24°18.5' N, LONG 167°25.0' E. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Jupiter, Denebola, Regulus  Regulus, Deneb, Antares  Altair, Saturn, Regulus  Arcturus, Kochab, Venus  Star Selection for Fix 
A  On 11 November your 0200 zone time DR position is LAT 26°32' S, LONG 154°16' E. You are on course 058°T at a speed of 21 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Mars, Betelgeuse, Miaplacidus  Saturn, Peacock, Rigel  Polaris, Regulus, Rigel  Jupiter, Spica, Canopus  Star Selection for Fix 
B  On 29 April your 0300 ZT DR position is LAT 28°39' N, LONG 168°03' E. You are on course 108°T at a speed of 22 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Deneb, Dubhe, Zubenelgenubi  Moon, Alpheratz, Polaris  Moon, Altair, Sabik  Venus, Polaris, Arcturus  Star Selection for Fix 
A  On 24 March your vessel is enroute from Cadiz to Norfolk. Evening twilight will occur at 1830 zone time and your vessel's DR position will be LAT 35°06' N, LONG 60°48' W. Considering their azimuth, altitude, and magnitude, which group of stars is best suited for plotting a star fix at star time?  Sirius, Dubhe, Mirfak  Regulus, Denebola, Alkaid  Adhara, Procyon, Alphard  Adhara, Rigel, Suhail  Star Selection for Fix 
C  On 28 October morning twilight will occur around 0524 ZT. Your DR position is LAT 25°25.0' N, LONG 32°33.3' W. Considering their magnitude and location, which group will be the three stars best suited to observe for a star fix at star time?  Sirius, Hamal, Denebola  Sirius, Mirfak, Hamal  Sirius, Capella, Denebola  Sirius, Denebola, Dubhe  Star Selection for Fix 
D  On 23 July your 1700 zone time DR position is LAT 27°29' N, LONG 129°26' W. You are on course 079°T at a speed of 20 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Antares, Polaris, Altair  Jupiter, Saturn, Polaris  Arcturus, Jupiter, Denebola  Spica, Sabik, Vega  Star Selection for Fix 
A  On 23 March your 1600 ZT DR position is LAT 27°16.3' N, LONG 156°48.2' W. You are on course 063°T at a speed of 18.0 knots. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?  Hamal, Rigel, Alphard  Arcturus, Regulus, Sirius  Betelgeuse, Dubhe, Regulus  Procyon, Sirius, Capella  Star Selection for Fix 
D  On 15 October your 0300 zone time DR position is LAT 27°14' S, LONG 99°46' E. You are on course 128°T at a speed of 19 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Achernar, Suhail, Alphard  Jupiter, Alphard, Betelgeuse  Mars, Regulus, Canopus  Achernar, Procyon, Aldebaran  Star Selection for Fix 
B  On 20 June your 1742 zone time DR position is LAT 24°55.0' S, LONG 8°19.6' E. Considering their magnitude, azimuth, and altitude, which three stars are best suited for a fix at star time?  Spica, Arcturus, Alioth  Regulus, Canopus, Antares  Arcturus, Achernar, Pollux  Avior, Sabik, Fomalhaut  Star Selection for Fix 
A  On 24 August your vessel is enroute from Perth, Australia, to Bombay, India. Evening twilight will occur at 1807 zone time and your vessel's DR position will be LAT 27°17.0' S, LONG 83°17.0' E. Considering their magnitude and location, what are the three stars best suited to observe for a fix at star time?  Spica, Altair, Acrux  Arcturus, Antares, Atria  Pollux, Canopus, Hamal  Rasalhague, Spica, Kochab  Star Selection for Fix 
C  On 1 October you determine the zone time of evening twilight will be 1835. Your DR position will be LAT 27°18.0' N, LONG 48°52.0' W. Considering their magnitude and location, which group of three stars are best suited to be used in obtaining a fix at star time?  Diphda, Hamal, Mirfak  Altair, Rasalhague, Vega  Alphecca, Kochab, Deneb  Antares, Rigil Kentaurus, Peacock  Star Selection for Fix 
C  On 3 December evening twilight for your vessel will occur at 1901 zone time. Your vessel's DR position will be LAT 24°18.5' S, LONG 110°30.6' W. Considering their magnitude and location, what are the three stars best suited to observe for a fix at star time?  Rigel, Canopus, Regulus  Canopus, Hamal, Deneb  Alpheratz, Achernar, Nunki  Antares, Fomalhaut, Mirfak  Star Selection for Fix 
A  On 10 October your 1500 zone time DR position is LAT 27°35.6' S, LONG 44°49.0' W. You are on course 342°T at a speed of 24 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Moon, Al Na'ir, Rigil Kentaurus  Venus, Moon, Fomalhaut  Venus, Arcturus, Hamal  Deneb, Spica, Markab  Star Selection for Fix 
D  On 10 June your 1712 zone time DR position is LAT 25°10.0' S, LONG 06°58.0' E. You are on course 213°T at a speed of 9.0 knots. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?  Procyon, Antares, Sirius  Sirius, Procyon, Regulus  Acrux, Canopus, Regulus  Acrux, Procyon, Arcturus  Star Selection for Fix 
A  On 3 February your 0550 zone time DR position is LAT 26°16.0' N, LONG 112°05.0' W. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Spica, Kochab, Rasalhague  Vega, Antares, Dubhe  Spica, Antares, Saturn  Venus, Regulus, Vega  Star Selection for Fix 
D  On 28 February your 1850 zone time DR position is LAT 27°49.0' N, LONG 159°24.0' W. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?  Hamal, Alkaid, Canopus  Bellatrix, Vega, Regulus  Sirius, Mirfak, Elnath  Rigel, Schedar, Regulus  Star Selection for Fix 
B  On 17 July your 1951 zone time DR position is LAT 24°26.0' N, LONG 51°16.0' W. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Mars, Vega, Dubhe  Kochab, Jupiter, Rasalhague  Hadar, Deneb, Alphard  Regulus, Venus, Antares  Star Selection for Fix 
D  On 8 November your 1731 zone time DR position is LAT 27°16.0'N, LONG 137°25.0'W. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?  Sirius, Hamal, Dubhe  Antares, Rasalhague, Altair  Peacock, Ankaa, Al Na'ir  Alphecca, Fomalhaut, Schedar  Star Selection for Fix 
A  On 4 September your 1813 zone time DR position is LAT 24°18.0' S, LONG 95°16.0' E. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?  Rasalhague, Fomalhaut, Spica  Betelgeuse, Acrux, Hamal  Enif, Miaplacidus, Alkaid  Deneb, Altair, Vega  Star Selection for Fix 
D  On 24 July your 1912 zone time DR position is LAT 24°28.0' N, LONG 73°46.5' W. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?  Vega, Deneb, Regulus  Fomalhaut, Rigel, Pollux  Arcturus, Acrux, Hadar  Spica, Altair, Alioth  Star Selection for Fix 
B  On 16 July your 1920 ZT DR position is LAT 25°36.0' N, LONG 172°18.9' W. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?  Vega, Mars, Antares  Venus, Antares, Vega  Saturn, Acrux, Spica  Rasalhague, Spica, Arcturus  Star Selection for Fix 
C  On 12 February your 0900 zone time DR position is LAT 16°43.0'N, LONG 51°42.0'W. Your vessel is on course 093°T at a speed of 18.5 knots. What is the zone time of local apparent noon (LAN)?  1233  1230  1237  1226  Zone Time of Local Apparent Noon (LAN) 
B  On 24 January your 0700 zone time DR position is LAT 22°25.0'N, LONG 46°10.0'W. Your vessel is on course 110°T at a speed of 12.0 knots. What is the zone time of local apparent noon (LAN)?  1208  1212  1215  1203  Zone Time of Local Apparent Noon (LAN) 
D  On 31 January your 0920 zone time DR position is LAT 24°16.0'S, LONG 151°33.0'E. Your vessel is on course 258°T at a speed of 18.5 knots. What is the zone time of local apparent noon (LAN)?  1202  1215  1207  1211  Zone Time of Local Apparent Noon (LAN) 
A  On 10 July your 0930 zone time DR position is LAT 26°31.0'S, LONG 4°41.0'E. Your vessel is on course 308°T at a speed of 22.0 knots. What is the zone time of local apparent noon (LAN)?  1149  1153  1144  1159  Zone Time of Local Apparent Noon (LAN) 
A  On 16 November your 0800 zone time DR position is LAT 25°11.0'N, LONG 117°41.0'W. Your vessel is on course 252°T at a speed of 14.5 knots. What is the zone time of local apparent noon (LAN)?  1139  1135  1131  1144  Zone Time of Local Apparent Noon (LAN) 
C  On 17 March your 0800 zone time DR position is LAT 21°27.0'N, LONG 65°25.0'W. Your vessel is on course 105°T at a speed of 17.5 knots. What is the zone time of local apparent noon (LAN)?  1218  1210  1225  1231  Zone Time of Local Apparent Noon (LAN) 
A  On 9 February your 0830 zone time DR position is LAT 22°19.0'N, LONG 64°37.0'E. Your vessel is on course 128°T at a speed of 19.0 knots. What is the zone time of local apparent noon?  1152  1201  1205  1156  Zone Time of Local Apparent Noon (LAN) 
C  On 7 February your 0800 zone time DR position is LAT 22°16.0'N, LONG 92°26.0'W. Your vessel is on course 270°T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?  1226  1222  1230  1218  Zone Time of Local Apparent Noon (LAN) 
C  On 12 February your 0930 zone time DR position is LAT 25°20.0'N, LONG 30°40.0'W. Your vessel is on course 135°T at a speed of 11.2 knots. What is the zone time of local apparent noon (LAN)?  1224  1220  1215  1210  Zone Time of Local Apparent Noon (LAN) 
C  On 14 October your 0800 ZT DR position is LAT 28°22.0'N, LONG 161°17.0'E. Your vessel is on course 116°T at a speed of 17.5 knots. What is the ZT of local apparent noon (LAN)?  1142  1152  1156  1148  Zone Time of Local Apparent Noon (LAN) 
B  On 3 October your 0830 ZT position is LAT 26°15.0'S, LONG 73°16.0'E. Your vessel is on course 280°T at a speed of 19.0 knots. What is the ZT of local apparent noon (LAN)?  1151  1201  1154  1158  Zone Time of Local Apparent Noon (LAN) 
C  On 26 September your 0830 zone time DR position is LAT 23°04.0'N, LONG 129°16.0'E. Your vessel is on course 119°T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?  1205  1214  1210  1158  Zone Time of Local Apparent Noon (LAN) 
C  On 2 April your 0900 zone time DR position is LAT 28°04.0'S, LONG 94°14.0'E. Your vessel is on course 316°T at a speed of 18.5 knots. What is the zone time of local apparent noon (LAN)?  1143  1146  1149  1138  Zone Time of Local Apparent Noon (LAN) 
B  On 16 January your 0930 ZT DR position is LAT 26°07.0'S, LONG 51°43.0'E. Your vessel is on course 238°T at a speed of 17.0 knots. What is the ZT of local apparent noon (LAN)?  1152  1145  1156  1148  Zone Time of Local Apparent Noon (LAN) 
B  On 23 June your 0900 zone time DR position is LAT 21°26.0'N, LONG 137°46.0'W. Your vessel is on course 059°T at a speed of 19.0 knots. What is the zone time of local apparent noon (LAN)?  1214  1210  1205  1159  Zone Time of Local Apparent Noon (LAN) 
B  On 14 October your 0800 zone time (ZT) dead reckoning position is LAT 28°22.0'N, LONG 161°17.0'E. Your vessel is on course 116°T at a speed of 17.5 knots. What is the ZT of local apparent noon (LAN)?  1202  1156  1151  1148  Zone Time of Local Apparent Noon (LAN) 
B  On 16 November your 0800 ZT DR position is LAT 25°11.0'N, LONG 117°41.0'W. Your vessel is on a course of 252°T at a speed of 14.5 knots. What is the ZT of local apparent noon (LAN)?  1143  1139  1135  1146  Zone Time of Local Apparent Noon (LAN) 
C  On 3 October your 0830 zone time DR position is LAT 26°15.0'S, LONG 73°16.0'E. Your vessel is on course 280°T at a speed of 19.0 knots. What is the zone time of local apparent noon (LAN)?  1155  1158  1201  1152  Zone Time of Local Apparent Noon (LAN) 
B  On 20 June your 0800 zone time DR position is LAT 21°02.0'N, LONG 152°50.0'E. Your vessel is on course 265°T at a speed of 15.0 knots. What is the zone time of local apparent noon (LAN)?  1203  1154  1159  1149  Zone Time of Local Apparent Noon (LAN) 
A  On 26 September your 0830 DR position is LAT 26°04.0'N, LONG 129°16.0'W. Your vessel is on a course of 119°T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?  1124  1142  1128  1146  Zone Time of Local Apparent Noon (LAN) 
B  Your 0830 DR position is LAT 27°33'S, LONG 79°17'E. Your vessel is on a course of 066°T, at a speed of 19.5 knots. Determine the time of LAN on 10 December.  1136  1131  1215  1153  Zone Time of Local Apparent Noon (LAN) 
C  You are keeping ZD +4 on your vessel. On 21 June at 0906 DST, your position is LAT 30°48.0'N, LONG 71°00.0'W. You are on a course of 167°T at 15.2 knots. At what time will local apparent noon (LAN) occur ZT at your vessel? You are keeping DST.  1218  1145  1245  1202  Zone Time of Local Apparent Noon (LAN) 
D  On 27 August your 0900 zone time DR position is LAT 24°25.0'N, LONG 94°20.0'W. Your vessel is on course 071°T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?  1208  1158  1206  1214  Zone Time of Local Apparent Noon (LAN) 
B  On 25 April your 0930 zone time position is LAT 28°35'S, LONG 82°30'W. Your vessel is on course 300°T at a speed of 20.0 knots. Determine the zone time of LAN.  1225  1131  1211  1158  Zone Time of Local Apparent Noon (LAN) 
B  On 25 April your 1130 DR position is LAT 24°50.0'N, LONG 61°25.0'W. Your vessel is on a course of 300°T at a speed of 16.0 knots. Determine the zone time of (LAN) for your vessel.  1154  1204  1202  1156  Zone Time of Local Apparent Noon (LAN) 
C  Your 0900 DR position is LAT 23°16'N, LONG 146°12'E. Your vessel is on a course of 286°T, at a speed of 14.5 knots. Determine the zone time of LAN on 14 March.  1223  1151  1228  1209  Zone Time of Local Apparent Noon (LAN) 
A  On 10 October your 0930 zone time position is LAT 25°00.0'S, LONG 164°38.6'W. Your vessel is on course 180°T at a speed to 10.0 knots. What is the zone time of local apparent noon (LAN)?  1145  1151  1206  1203  Zone Time of Local Apparent Noon (LAN) 
D  On 12 July your 0800 ZT DR position is LAT 24°15.0'N, LONG 132°30.0'W. Your vessel is on course 045°T at a speed of 15.0 knots. What is the ZT of local apparent noon (LAN)?  1146  1159  1148  1152  Zone Time of Local Apparent Noon (LAN) 
D  On 26 September your 0830 zone time DR position is LAT 26°04.0'N, LONG 129°16.0'W. Your vessel is on course 119°T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?  1133  1127  1130  1124  Zone Time of Local Apparent Noon (LAN) 
B  On 3 May your 1009 zone time DR position is LAT 30°01.0'N, LONG 123°15.0'W. Your vessel is on course 330°T at a speed of 8.6 knots. What is the zone time of local apparent noon (LAN)?  1206  1211  1214  1208  Zone Time of Local Apparent Noon (LAN) 
D  On 4 January your 0800 zone time DR position is LAT 25°25.0 S, LONG 16°09.0'W. Your vessel is on course 290°T at a speed of 13.5 knots. What is the zone time of local apparent noon (LAN)?  1157  1205  1209  1213  Zone Time of Local Apparent Noon (LAN) 
C  On 25 June your 0900 zone time DR position is LAT 24°10.0'S, LONG 148°30.0'W. Your vessel is on a course of 230°T at a speed of 18.0 knots. What is the zone time of local apparent noon (LAN)?  1156  1154  1200  1204  Zone Time of Local Apparent Noon (LAN) 
C  On 8 April your 0830 zone time DR position is LAT 22°49.0'N, LONG 84°37.0'W. Your vessel is on course 228° T at a speed of 19.0 knots. What is the zone time of local apparent noon (LAN)?  1147  1154  1144  1150  Zone Time of Local Apparent Noon (LAN) 
C  On 13 August your 0345 ZT DR position is LAT 21°35.0' N, LONG 135°26.0'W. You are on course 052°T at a speed of 14 knots. What will be the zone time of sunrise at your vessel?  0443  0449  0536  0540  Zone Time of Sunrise 
C  On 16 February your 0300 ZT DR position is LAT 28°32.0'S, LONG 176°49.0'E. You are on course 082°T at a speed of 21 knots. What will be the zone time of sunrise at your vessel?  0645  0631  0552  0534  Zone Time of Sunrise 
D  On 27 September your 0345 ZT DR position is LAT 26°18.0'S, LONG 4°18.0'W. You are on course 271°T at a speed of 15 knots. What will be the zone time of sunrise at your vessel?  0555  0525  0545  0605  Zone Time of Sunrise 
D  On 25 December your 0330 ZT DR position is LAT 25°15.0'N, LONG 32°16.0'W. You are on course 145°T at a speed of 20 knots. What will be the zone time of sunrise at your vessel?  0635  0623  0641  0647  Zone Time of Sunrise 
B  At 0500 zone time on 21 August, your DR position is LAT 47°00'N, LONG 125°15'W. You are steering 000°T at a speed of 9.8 knots. What is the zone time of sunrise?  0535  0525  0529  0531  Zone Time of Sunrise 
C  On 8 August your 0400 ZT DR position is LAT 23°16.0'S, LONG 105°33.0'W. You are on course 295°T at a speed of 25 knots. What will be the zone time of sunrise at your vessel?  0629  0623  0636  0654  Zone Time of Sunrise 
A  At 0400 zone time on 24 June, your DR position is LAT 23°10.0'N, LONG 085°33'W. You are steering 295°T at a speed of 10.0 knots. What is the zone time of sunrise?  0458  0504  0510  0452  Zone Time of Sunrise 
D  On 13 February at 0325 zone time, your DR position is LAT 23°20'N, LONG 155°15'W. You are steering 240°T at a speed of 13.6 knots. What is the zone time of sunrise?  0711  0652  0706  0657  Zone Time of Sunrise 
B  Your 0000 zone time position on 13 June is LAT 24°35'N, LONG 142°26'E. Your vessel is on course 245°T, speed is 13.5 knots. What is the zone time of sunrise?  0503  0445  0528  0440  Zone Time of Sunrise 
C  On 22 June your 0400 zone time DR position is LAT 23°00'N, LONG 81°45'W. You are steaming on course 110°T at a speed of 8.6 knots. What will be the zone time of sunrise at your vessel?  0537  0547  0541  0545  Zone Time of Sunrise 
B  On 17 April your vessel is enroute from the Panama Canal to Kobe, Japan. Your 0400 zone time DR position is LAT 26°12.0'N, LONG 126°12.0'W. Your vessel is on course 285°T at a speed of 18 knots. What will be the zone time of sunrise at your vessel?  0541  0602  0552  0535  Zone Time of Sunrise 
C  At 0327 ZT on 29 May, your DR position is LAT 25°00'N, LONG 64°15'W. You are steering 270°T at a speed of 13.6 knots. What is the zone time of sunrise?  0536  0548  0529  0521  Zone Time of Sunrise 
A  On 27 March your 0330 zone time DR position is LAT 23°32'N, LONG 154°47'E. Your vessel is on a course of 105°T at a speed of 20 knots. What will be the zone time of sunrise at your vessel?  0534  0612  0557  0624  Zone Time of Sunrise 
C  On 12 June your 0400 ZT DR position is LAT 22°31.0'N, LONG 31°45.0'W. You are on course 240°T at a speed of 16.5 knots. What will be the zone time of sunrise at your vessel?  0645  0507  0523  0515  Zone Time of Sunrise 
C  On 17 May your 0300 ZT DR position is LAT 27°21.0'N, LONG 146°14.0'E. You are on course 107°T at a speed of 18 knots. What will be the zone time of sunrise at your vessel?  0511  0457  0522  0519  Zone Time of Sunrise 
C  On 16 March your 0330 ZT DR position is LAT 22°36.0'S, LONG 76°16.0'E. You are on course 098°T at a speed of 16 knots. What will be the ZT of sunrise at your vessel?  0608  0545  0553  0600  Zone Time of Sunrise 
D  On 2 January you are on a course of 094°T at a speed of 20 knots. At 0430 ZT, your DR position is LAT 24°12'N, LONG 71°24'W. Determine the zone time of sunrise.  0636  0701  0644  0627  Zone Time of Sunrise 
A  On 16 August your 1600 ZT DR position is LAT 26°17.0'N, LONG 165°17.0'E. You are on course 301°T at a speed of 15 knots. What will be the zone time of sunset at your vessel?  1838  1832  1845  1827  Zone Time of Sunset 
A  On 18 October your 1330 ZT DR position is LAT 27°32.0'N, LONG 154°47.0'W. You are on course 115°T at a speed of 20 knots. What will be the zone time of sunset at your vessel?  1742  1751  1729  1715  Zone Time of Sunset 
A  On 17 November your 1530 ZT DR position is LAT 27°13.0'S, LONG 153°21.0'W. You are on course 261°T at a speed of 14 knots. What will be the ZT of sunset at your vessel?  1845  1828  1834  1813  Zone Time of Sunset 
C  On 22 November your 1400 ZT DR position is LAT 22°16.0'N, LONG 136°37.0'E. You are on course 038°T at a speed of 22 knots. What will be the zone time of sunset at your vessel?  1710  1714  1705  1718  Zone Time of Sunset 
D  On 1 December your 1600 ZT DR position is LAT 22°48.0'S, LONG 91°26.0'E. You are on course 327°T at a speed of 16 knots. What will be the zone time of sunset at your vessel?  1831  1823  1847  1827  Zone Time of Sunset 
C  On 10 December your 1300 zone time (ZT) DR position is LAT 26°27.0'S, LONG 79°04.0'E. You are on course 068°T at a speed of 14 knots. What will be the zone time of sunset at your vessel?  1908  1846  1824  1854  Zone Time of Sunset 
D  At 1400 zone time on 11 April, your DR position is LAT 25°40'N, LONG 91°00'W. You are steering 180°T at a speed of 10.0 knots. What is your zone time of sunset?  1820  1812  1816  1825  Zone Time of Sunset 
B  At 1800 zone time, on 7 December, your DR position is LAT 22°48'S, LONG 91°26'W. You are steering 320°T at a speed of 14.0 knots. What is the zone time of sunset?  1830  1842  1836  1852  Zone Time of Sunset 
B  At 1544 zone time on 5 October your DR position is LAT 25°00'N, LONG 60°15'W. You are steering 270°T at a speed of 6.8 knots. What is the zone time of sunset?  1737  1745  1741  1728  Zone Time of Sunset 
D  At 1730 zone time, on 3 March, your DR position is LAT 16°00'S, LONG 80°00'W. You are steering 000°T at a speed of 7.5 knots. What is the zone time of sunset?  1834  1852  1829  1843  Zone Time of Sunset 
C  On 19 July your 1500 ZT DR position is LAT 28°25.0'N, LONG 120°28.0'W. You are on course 233°T at a speed of 10 knots. What will be the zone time of sunset at your vessel?  1853  1909  1901  1842  Zone Time of Sunset 
A  On 1 November your 1600 zone time DR position is LAT 27°48'S, LONG 91°26'E. Your vessel is on a course of 327° T at a speed of 16 knots. What will be the zone time of sunset at your vessel?  1813  1836  1829  1821  Zone Time of Sunset 
D  On 5 May your 1800 ZT DR position is LAT 26°11.5'N, LONG 65°35.0'W. You are on course 270°T at a speed of 12 knots. What will be the ZT of sunset at your vessel?  1840  1901  1825  1857  Zone Time of Sunset 
D  On 10 November your 1630 zone time DR position is LAT 25°10.0'N, LONG 71°12.0'W. You are on course 335°T at a speed of 24 knots. What will be the zone time of sunset at your vessel?  1650  1715  1730  1700  Zone Time of Sunset 
A  On 28 June your 1820 ZT DR position is LAT 16°00.0'N, LONG 31°00.0'W. You are on course 310°T at a speed of 18 knots. What will be the zone time of sunset at your vessel?  1840  1836  1828  1832  Zone Time of Sunset 
D  On 5 May your 1300 ZT DR position is LAT 25°16.0'S, LONG 12°30.0'W. You are on course 012°T at a speed of 14 knots. What will be the zone time of sunset at your vessel?  1702  1730  1741  1719  Zone Time of Sunset 
A  On 10 April, your 1630 ZT DR position is LAT 21°03.0'N, LONG 63°11.0'W. You are on course 324°T at a speed of 22 knots. What will be the zone time of sunset at your vessel?  1833  1805  1814  1818  Zone Time of Sunset 