USCG Exam Practice · Leeway allowance in plotting
An ARPA installed under 33 CFR §164.38 must be capable of automatically tracking and simultaneously displaying information on at least how many targets when automatic acquisition is provided?
- A10 targets
- B15 targets
- C20 targets✓ correct
- D25 targets
Why C is correct
Per 33 CFR §164.38, Appendix A, paragraph 3.3.1, when automatic acquisition is provided the ARPA must be able to automatically track, process, simultaneously display, and continuously update information on at least 20 targets. If only manual acquisition is provided, the minimum is 10 targets.
Cited:33 CFR §164.38
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