The geography of the heavens : and class-book of astronomy : accompanied by a celestial atlas (1860)
Burritt, Elijah H. (Elijah Hinsdale), 1794-1838, Mattison, Hiram, 1811-1868 · New York : Mason Brothers · leaf 185
time, he over-takes the Earth at E and F, and is again ininferior conjunction.From this illustration, it will be seen that the synodic revolution of a planet mustalways require more time than the sidereal. 355. The absolute motion of Mercury in its orbit is 109,151miles an hour ; that of the Earth… … and the Earth? 854- What is a sidereal revolution of a planet? A synodical?855. What is the absolute motion of Mercury in his orbit? What is that of the Earth?The difference, or relative motion of Mercury? What is his sidereal period? Hissynodic t Hvw is the latter ascertained? THE PRIMARY PLANETS…
Constellations · Stars
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