Astronomy, a handy manual for students and others (1918)
Dyson, Frank Watson, Sir, 1868-1939 · New York, E.P. Dutton & Co. · leaf 99
was within about 10 per cent, of the truevalue. Transit of Venus. — Another and very famousmethod of determining the Suns distance is by thetransit of Venus. As the orbit of Venus lies withinthat of the Earth, it happens on very rare occasionsthat Venus passes between the Earth and the Sun,and is… … Diag. XLVIII. from one another as possible on the Earths surface,Venus traces a slightly different path across the Sunsdisc. This is shown in Diagram XLVIII, but im-mensely exaggerated. By observations of the exacttimes at which Venus enters and leaves the Suns discat the two stations, it is…
Astronomy
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