USCG Exam PracticeRadar fundamentals and ARPA basics
Under the IMO Performance Standards for ARPA incorporated in 33 CFR §164.38, which six data elements must be immediately available in alphanumeric form on request for any tracked target?
- ✓ Present range, present bearing, predicted CPA, predicted TCPA, calculated true course, calculated true speedCorrect
- B. Present range, present bearing, relative course, relative speed, predicted CPA, predicted TCPA
- C. Present range, present bearing, predicted CPA, predicted TCPA, own ship course, own ship speed
- D. Present range, present bearing, relative course, relative speed, calculated true course, calculated true speed
Why A is correct
Per 33 CFR §164.38, Appendix A, paragraph 3.6.1, the six required alphanumeric data elements are: present range to the target, present bearing of the target, predicted CPA, predicted TCPA, calculated true course of target, and calculated true speed of target. Relative course and speed are defined terms but are not in the required alphanumeric readout list.
Cited:33 CFR §164.38