A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1859)
Mattison, Hiram, 1811-1868 · New York, Mason brothers · leaf 67
present century. Thedark line running east and westacross the suns center representsthe plane of the ecliptic, and thedotted lines the apparent pathsof Mercury in the several transits. The planet is shown at its nearest point to the sunscenter. His path in the last transit and in the next will… … SOUTH 113. What are the node months ? (Explain by diagram.) 114. In what direction do planets cross the sun in transits, and why ? 115. Which are the node months of Mercury ? 116. When did the last transit of Mercury occur ? When will the nexttake place ? (What represented in the cut ? Describe.…
Astronomy
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