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USCG Exam Practice · GPS and electronic navigation

Under 33 CFR §164.41, a vessel calling at a port in the continental United States must be equipped with a satellite navigation receiver that meets which of the following requirements?

  1. AManual acquisition of satellite signals and position updates every 30 minutes
  2. BAutomatic acquisition of satellite signals and position updates derived from satellite information during each usable satellite pass✓ correct
  3. CAutomatic acquisition of satellite signals and position updates derived from dead reckoning between satellite passes
  4. DManual acquisition of satellite signals and continuous position updates regardless of satellite availability

Why B is correct

33 CFR §164.41(a) specifies that the required satellite navigation receiver must provide automatic acquisition of satellite signals after initial operator settings are entered, and position updates derived from satellite information during each usable satellite pass. Both conditions must be met.

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Under 33 CFR §164.41, a vessel calling at a port in the continental… — USCG Exam Practice · CaptainsGround