Berry, Arthur,b. 1862 · London, J. Murray · leaf 104
nstead of from s ; it is shewn further that this effect mustbe greater for bodies near the horizon than for those nearthe zenith, the light from the former travelling througha greater extent of atmosphere; and these results areshewn to account for certain observed deviations in thedaily paths of… … Fig. 32.—Refraction by the atmosphere. refraction more than the upper, so that a contraction ofthe vertical diameter results, the horizontal contractionbeing much less.* 47. The Almagest is avowedly based largely on the workof earlier astronomers, and in particular on that of Hippar-chus, for whom…
Astronomy
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