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USCG Exam PracticeRadar fundamentals and ARPA basics

Marine radar obtains a direct fix by measuring which two quantities to a target?

  1. ✓ Range and bearingCorrect
  2. B. Course and speed
  3. C. CPA and TCPA
  4. D. Heading and distance run

Why A is correct

Bowditch Ch. 13 §1301 states that range and bearing to a target give a direct fix. Course, speed, CPA, and TCPA are derived quantities, not the primary fix elements.

Cited:Bowditch Ch. 13 §1301

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Marine radar obtains a direct fix by measuring which two quantities… — USCG Exam Practice · CaptainsGround