On 30 July your 1030 ZT DR position is LAT 17°46'N, LONG 139°30'W. You are on course 129°T, speed 24 knots. Determine your 1200 position using the f...

Question

On 30 July your 1030 ZT DR position is LAT 17°46'N, LONG 139°30'W.  You are on course 129°T, speed 24 knots.  Determine your 1200 position using the following observations of the Sun. ZONE TIME    GHA    DECLINATION       Ho 1220           138°25.0'     N 18°22.3'          88°43.3' 1226           139°55.0'     N 18°22.2'          88°24.0'

Accepted Answer

LAT 17°15.1'N, LONG 139°00.0'W

Deck 2014: Navigation Problems

On 30 July your 1030 ZT DR position is LAT 17°46'N, LONG 139°30'W. You are on course 129°T, speed 24 knots. Determine your 1200 position using the following observations of the Sun. ZONE TIME GHA DECLINATION Ho 1220 138°25.0' N 18°22.3' 88°43.3' 1226 139°55.0' N 18°22.2' 88°24.0'

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