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The elements of astronomy; a textbook (1919)

Young, Charles A. (Charles Augustus), 1834-1908, Young, Anne Sewell, b. 1871., ed · Boston, New York [etc.] Ginn and Company · leaf 315

An illustration from The elements of astronomy; a textbook, 1919, leaf 315
ns of the sky pnrsne long courses. The radiant keeps its place among the stars sensiblyunchanged during the whole continuance of the shower, forhours or days, it may be, and the shower is named accordingto the place of the radiant. Thus, we have the Leonids,or meteors whose radiant is the… … Fig. 102. —The Meteoric Radiant in Leo, Nov. 13, The radiant is explained as a mere effect of perspective.The meteors are all moving in lines nearly parallel whenencountered by the earth, and the radiant is simply the per-spective vanishing point of this system of parallels: its 298 METEORIC…

Astronomy · Constellations

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