On 14 January your 0550 DR position is LAT 25°26.0'N, LONG 38°16.0'W. You observe an unidentified star bearing 043°T at an observed altitude (Ho) of 37°12.1'. The chronometer reads 08h 48m 51s, and is 01m 22s slow. What star did you observe?

You desire to make good a true course of 132°. The variation is 10°W, magnetic c...

You are steering 143°T, and a light is picked up dead ahead at a distance of 18....

The true course between two points is 312°. Your gyrocompass has an error of 3°W...

You are underway on course 315°T at 14 knots. The current is 135°T at 1.9 knots....

Your vessel is on a course of 221°T at 15 knots. At 0319 a light bears 198.5°T,...

Your vessel is on a course of 358°T at 19 knots. At 0316 a light bears 024.5°T,...

Your 0000 zone time position on 13 June is LAT 24° 35' N, LONG 142° 26' E. Your...

At 0100 zone time on 23 September your DR position is LAT 24°25.0'N, LONG 83°00....

At 0327 ZT on 29 May, your DR position is LAT 25° 00' N, LONG 64° 15' W. You are...

At 0400 zone time on 24 June, your DR position is LAT 23° 10.0' N, LONG 085° 33'...