USCG Exam PracticeLatitude, longitude, and geographic coordinates
Geographic coordinates published in a federal regulation without a stated horizontal datum reference may be plotted on a NAD 83 chart only after:
- A. Converting the coordinates from degrees-minutes-seconds to decimal degrees
- ✓ Applying the appropriate corrections published on that particular chartCorrect
- C. Confirming the coordinates fall within U.S. navigable waters
- D. Obtaining a corrected position from the nearest Coast Guard Sector
Why B is correct
33 CFR §100.01(b) states that geographic coordinates not expressly labeled NAD 83 may be plotted on NAD 83-referenced charts only after application of the appropriate corrections published on the particular map or chart being used.
Cited:33 CFR §100.01