A new treatise on astronomy, and the use of globes : in two parts ... (1866)
M'Intire, James, 1799-1879 · New York : Published by A.S. Barnes & Burr ... · leaf 59
ial sphere, its apparentplace when corrected fordip of the horizon (47) andrefraction (48) : and at C-it would appear as at s,its tiue place. The angle -«■E S C or s S s is the dif-ference between the trueand apparent place of thebody S, called its parallax,and is the angle which ^the earths radius… … 83. What is the apparent place of a celestial body ? What is its Irunplace! Wliat is the difference between its true and apparent place call-ed ? Draw the diagram, and show what angle is the parallax. PARALLAX. 53 horizon E H (8), the angle E S C is called the parallaxin altitude; and when it is in…
Astronomy
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