The subjects listed below are currently
available for testing in the new online study room and are available for
download to your computer. Click on subject below for details.
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SeaSources Celestial Navigation Training Videos
This course is designed to help you prepare yourself to pass the U. S. Coast Guard examination on Celestial Navigation for the upon oceans endorsement. The lessons presented are meant to be taken in order by lesson number to work your way through the course. All of the videos are now available here to view for free. They can still be downloaded and installed for viewing offline through the TesTTaker software.
Click here to Preview Navigation Problems, Celestial Observations Questions
Lesson 1: Corrections To Sextant Reading
Lesson 2: Dip Correction
Lesson 3: Apparent Altitude
Lesson 4: Time, Watch Time
Lesson 5: Time, Chronometer Time
Lesson 6: Finding GHA and Declination
and Corrections Sun.
Increments and Corrections Star.
Assumed Position and Local Hour Angle
Lesson 10: Finding Computed Altitude and Azimuth
Lesson 11: Interpolation
Lesson 12: Altitude Intercept
Position Plotting Sheets
Plotting Lines of Position
Lesson 15: Combining all the lessons so far into a complete sight reduction
problem. I still have a few details to tweak on this one but you
can get the general idea.
Finding Deviation or Gyro Error
Finding Azimuth by 229
For Compass Correction
Lesson 19: Predicting Zone Time of Local apparent Noon
Lesson 20: Latitude by Meridian Altitude
Latitude and Azimuth by Polaris
Lesson 22: Running Fixes
Lesson 23: Predicting Time of Sunrise / Sunset
Lesson 24: Star Identification.
Download Tables for Lesson 3, Altitude Correction
Download Tables for Lesson 7, Increments and Corrections Sun:
Download Tables for Lesson 8, Increments and Corrections Star
Download Tables for Lesson 10, Finding Computed Altitude and Azimuth
Download Tables for Lesson 11, Interpolation
Download Table 27 for Lesson 18, Amplitudes
Download Table 28 for Lesson 18, Amplitudes
Download Universal Plotting Sheet for Lesson 14, Plotting Lines of Position
Download Complete Increments and Corrections Tables:
Download Complete Nautical Almanac
Download Complete HO 229, Sight Reduction Tables.
Download Pole Star Tables
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Listed below is a table of contents of the questions on this subject as they appear in the new online study. Click on the "Enter Online Study" link above to begin preparing for your exam.
From the pull down menu in the online
study select from the following topics:
Deck Examination Questions as of March 24, 2014 Regulations
- Navigation Problems
- AMPLITUDE/ANY OTHER BODY
- ANY OTHER BODY
- FIX OR RUNNING FIX
- LATITUDE BY MERIDIAN TRANSIT
- LOWER TRANSIT - OTHER
- LATITUDE BY POLARIS
- MISC. PROBLEMS
- STAR IDENTIFICATION
- STAR SELECTION
- TIME OF MERIDIAN TRANSIT
- SECOND ESTIMATE
- ZONE TIME CALCULATIONS
- Navigational Astronomy
- CHARACTERISTICS OF CELESTIAL BODIES
- MOTIONS OF CELESTIAL BODIES
- COORDINATE SYSTEMS
- CELESTIAL EQUATOR SYSTEM
- EARTH SYSTEM
- ECLIPTIC SYSTEM
- HORIZON SYSTEM
- NAVIGATIONAL TRIANGLE
- APPARENT TIME, EQ. TIME
- SIDEREAL TIME, LUNAR TIME, ETC.
- SOLAR TIME, GMT, LMT, ZT
- Navigational Procedures
- CELESTIAL NAVIGATION PROCEDURES
If you are studying for a United States Coast Guard Deck License exam which
includes this module, you should work through these questions until you
are scoring 90% or better on them.
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