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 351
ut the differencebetween 2,921.100 days and 2,922.048 is 0.852, and bythis fraction of one day is the earth later than Venus inreaching the point of departure. Hence, the conjunctionof the planets must have taken place on a line behindthat of the former conjunction, whose position may bereadily… … conjunction. At the end of thirteen revolutions of Venusshe returns to the point V, while the earth is in thepoint E^, requiring yet 0.852 days to reach E. Venusmust, therefore, have passed the earth on some line asS V E, such that Venus will have gained 0.852 dayson the earth when she arrives at…
Astronomy
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