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See also:PERIGEE (Gr. zrepi, near, 'A', the See also:earth) , in See also:astronomy that point of the See also:moon's See also:orbit or of the See also:sun's apparent orbit at which the moon or sun approach nearest to the See also:earth . The sun's See also:perigee and the earth's See also:perihelion are so related that they differ 18o° in See also:longitude, the first being on the See also:line from the earth toward the sun, and the second from the sun toward the earth . The longitude of the See also:solar perigee is now ro1°, that of the earth's perihelion 281° . |
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