Navigation General · TVMDC Conversion
Variation: 12° W, Deviation: 6° E. A magnetic course of 135° converts to what compass course?
- A117°
- B129°✓ Correct
- C141°
- D153°
Explanation
Magnetic→Compass: apply deviation only (uncorrecting, subtract East). Compass = 135° − 6°E = 129°. Answer: 129°C. (Variation was already removed by starting from magnetic.)
Authority: Bowditch (Pub. 9)
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