CELESTIAL-L3.2

Sight reduction by the cosine formula

CELESTIAL-M3 · Sight reduction and the position line · CELESTIAL-M3-A The intercept method of Marcq St Hilaire, worked by the cosine formula and by NP 401 and AP 3270, and plotted to a fix.

One formula gives **Hc**, another gives the **azimuth**. Worked in full for our sun sight from the DR, with every intermediate value shown so you can check your calculator.

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