Brocklesby, John, 1811-1889. [from old catalog] · New York, Sheldon and company · leaf 355
Lat. 35° 59, the decli-nation of the sun being 20° 20, what is its azimuth and alti-tude at 6 oclock in the evening? A (.Azimuth, 73° 18 29.iLns* \ Altitude, 11° 4650. Prob. 3. In N. Lat. 42° 50, the altitude of the sun, at6 oclock in the morning, was found to be 15° 25, what wasits azimuth and… … In figure 4, let S be the star, P the pole of the heavens,HZPR a meridian, PS an hour circle, ZSE the prime verti- 342 ASTRONOMICAL PROBLEMS. cal, and HER the horizon. Then, in the spherical triangleZPS, the angle SZP is aright angle. PS is the co-declina-tion, and PZ the co-latitude, both known…
Astronomy
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