Altitude, azimuth, and line of position : comprising tables for working sight of heavenly body for line of position by the Cosine-Haversine formula, Marcq Saint Hilaire method and also Aquino's altitude and azimuth tables for line of position, Marcq Saint Hilaire method (1918)
United States. Hydrographic Office · Washington : Govt. Print. Off. · leaf 196
(3) Tlie point m will fall between P and N when d and L are of the same name,if 0 90° (and then the tables must be entered with 180°-<, instead of t). Henc€(fig. 3)Z<90°; M = /3-a; and C = 90°-B = (90°-L) + (90°-&) = 180°-(L + 6). ALTITUDE AND AZIMUTH TABLES. [Page 189 … Fig. 4 (4) When d and L are of opposite sign or name, the point m will fall between(^, the equator, and P, the depressed pole, and reckoning from the depressed polein order that the value of 90 —(^ shall remain within the range of the table, which is90^^ in declination, by fig. 4 Z > 90° (from…
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