A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1853)
Mattison, Hiram, 1811-1868 · New York, F. J. Huntingdon [etc.] · leaf 65
Interior planet is in this plane, as shown at A,it may appear to be upon the suns disk; but if it is either above or below the ecliptic,as shown at 1> and 0, it will appear to pass cither above or below the sun, as shown at1) and E. 112. A transit can never occur except when the inte-rior planet… … This cut represents the ecliptic and zodiac, with the orbit of an interior planet, hisnodes, &0. The line of his nodes is, as shown, in the 10° of » and the 16° of ill.Now if the earth is in a, on the line L N, as shown in the cut, when Mercury is athis ascending node {h\ he will seem to pass…
Astronomy
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
