USCG Exam Practice · Radar fundamentals and ARPA basics
According to the IMO Performance Standards in 33 CFR §164.38 Appendix A, after a tracked target or own ship completes a maneuver, within what time must the ARPA present an indication of the target's motion trend?
- AWithin 30 seconds
- BWithin one minute✓ correct
- CWithin three minutes
- DWithin four scans
Why B is correct
Paragraph 3.8.4 of Appendix A to 33 CFR §164.38 states that after a maneuver is completed, the system must present an indication of the target's motion trend within one minute, and display full predicted motion within three minutes.
Cited:33 CFR §164.38
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