Chart Navigation & Plotting · Chart Basics
Latitude is measured:
- AEast and west from the prime meridian, 0° to 180°
- BAlways in nautical miles
- CFrom the magnetic pole only
- DNorth and south from the equator, 0° to 90°✓ Correct
Explanation
Latitude runs north and south of the equator from 0° to 90°. Longitude runs east and west of the prime meridian (Greenwich) from 0° to 180°. One minute of latitude equals one nautical mile.
Authority: Bowditch, Pub. No. 9 (coordinates)
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