You are on a voyage from San Diego, CA to New York, NY. The distance from pilot to pilot is 4860 miles. The speed of advance is 15.0 knots. You estimate 18 hours for bunkering at Colon, and 14 hours for the Panama Canal transit. If you take departure at 0836 hours (ZD +7), 4 July, what is your ETA (ZD +4) at New York?
Official USCG Answer & Rule Citation
Correct Answer: Option D — 0736, 19 July
Steaming time at 15 knots (324 hours) plus 32 hours total delays equals 356 hours (14 days, 20 hours). Departure at 0836 ZT (+7) on 4 July, adjusted for Panama Canal zone changes to ZT (+4), yields ETA 0736 on 19 July.
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