the almagest1952 |
Contents
BIOGRAPHICAL NOTE | 3 |
Demonstration of the Moons First | 6 |
says he observed Saturn 7 Pachom year 11 of Hadrian and although he does | 17 |
Copyright | |
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Common terms and phrases
according Accordingly additosubtraction anomalistic anomaly apogee apparent movement apsis arc EG Bull chord 2 arc circle about right column Copernicus Crab degrees demonstrated diameter distance drawn Earth east eastern eccentric circle eccentric's ecliptic Egyptian Egyptian calendar Egyptianwise elongation epicycle epicycle's centre equal equator equatorial hours fixed stars given greater greatest Hence highest apsis Hipparchus horizon hypothesis hypt interval irregular Jupiter latitude latitudinal libration likewise longitude longitudinal lunar magnitude Mars mean movement mean position Mercury meridian middle moon moon's move Nabonassar nearly northern observations opposite orbital circle parallax parallel passage perigee perpendicular planet planetary poles Ptolemy quadrant radius ratio regular movement respect revolution right angles right triangle Saturn Scorpion semicircle semidiameter side solar days southern sphere spring equinox straight line subtending subtraction sun's syzygies things threads tion tropic Twins Venus Water Bearer