Popular astronomy : a concise elementary treatise on the sun, planets, satellites and comets (1865)
Mitchel, O. M. (Ormsby MacKnight), 1809-1862 · New York : Oakley & Mason · leaf 97
found tobe so near the earth that visual rays, drawn from specta-tors at diiferent parts of the earth, not very remote fromeach other, to the moons center, form with each othersensible angles; and thus the moon, viewed from differ-ent stations, is projected among different stars. Whenthe moons… … NORTHWESTERN BOUNDARY OF MARE SERENITATlSI860 FEBR.27 8 H.P.M.ALBANY TIMEDUDLEY OBSERVATORY. T H B M 0 0 N . 89 earth and from tlio eye of the observer unite at thomoons center, under an angle called the moons horizon-tal parallax. In case the moons distance from theearth were constant, this angle…
Astronomy
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