On 22 February your 0800 zone time position is LAT 24°16'S, LONG 95°37'E. Your vessel is on course 126°T at a speed of 14 knots. An observation of the Sun's lower limb is made at 0945 zone time. The chronometer reads 03h 47m 22s, and the chronometer error is 02m 37s fast. The observed altitude (Ho) is 57°02.1'. LAN occurs at 1148 zone time, and a meridian altitude of the Sun's lower limb is made. The observed meridian altitude (Ho) is 75°22.3'. Determine the vessel's 1200 zone time position.

You desire to make good a true course of 129°. The variation is 7°E, magnetic co...

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

A great circle crosses the equator at 141°E. It will also cross the equator at w...

The track line on the chart is 274°T. Variation is 4°E, and deviation is 2°E. Th...

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

The upper vertex of a great circle track is in LONG 156°00'E. Sailing eastward,...

In which voyage, between two points, is the rhumb line distance NOT approximatel...

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

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

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