On 25 August your 1926 zone time DR position is LAT 24° 17.0' S, LONG 05° 47.0' W. At that time, you observe Fomalhaut bearing 117° psc. The chronometer reads 07h 26m 52s, and the chronometer error is 00m 15s fast. The variation is 1.5° E. What is the deviation of the standard magnetic compass?
On 25 August your 1926 zone time DR position is LAT 24° 17.0' S, LONG 05° 47.0' W. At that time, you observe Fomalhaut bearing 117° psc. The chronometer reads 07h 26m 52s, and the chronometer error is 00m 15s fast. The variation is 1.5° E. What is the deviation of the standard magnetic compass?
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