The geography of the heavens, and class-book of astronomy: accompanied by a celestial atlas (1873)
Burritt, Elijah H. (Elijah Hinsdale), 1794-1838, Mattison, Hiram, 1811-1868, ed, Whitall, Henry, 1819-1887? Celestial planisphere · New York, Sheldon & company · leaf 215
e Moon departs only 240,000 from the Earth, as shown in the figure, itfollows that she must describe the curve denoted by the middle line, which is concaT^toward the Sun. This subject may be still further illustrated by the following cut: 411. How with the line of the Moons nodes? 412. What is the… … Hero the plain line represents the Earths orbit, and the dotted one that of the Moon. \\k the Moon crosses the Earths track 240,000 miles behind her. She gains on the Earth,till in seven days she passes her at B as a Full Moon. Continuing to gain on the Earth,ihe crosses her orbit at C, 240,000…
Constellations · Stars
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