Uttmark's guide to the United States local inspectors examination for masters and mates of ocean going steam and sailing ships (1919)
Uttmark, Fritz E · [New York] The Author · leaf 37
Fig. 21. The Tropics are smallcircles approximately 23^2°from the Equator and markthe extremities of the Sunsdeclination North and South. A B in the Northern Hemi-sphere is called the Tropicof Cancer. C D in theSouthern Hemisphere is call-ed the Tropic of Capricorn. 9 UTTMARKS GUIDE 24.—*What is… … It is 90° plus declinationif the Latitude of the ob-server and the declination ofthe body is of opposite name. Fig. 22. but 90° minus declination if of same name. P is the elevated Pole. P S is the Polar Distance of S. (Fig. 22.) 25.—*What is Declination? The Declination of a celestial body is the…
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