The Elements of AstronomyCUP Archive, 1882 - 212 pages |
Contents
Historical Introduction | 1 |
Chap | 41 |
Position of the first point of Aries | 142 |
Geocentric Parallax | 162 |
Annual Parallax | 174 |
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Common terms and phrases
aberration accordingly accurate actual angle subtended angular diameter angular distance angular velocity annual parallax apparent assumed astronomical calculated called celestial bodies celestial equator celestial meridian celestial sphere celestial vault centre circular measure clock collimation comet corresponding declination circle describe determined diagram direction displacement diurnal motion ecliptic elongation equal error evidently fact follows full moon geocentric Greenwich Greenwich mean Hence horizon hour angle inclined inferior planet intersection Kepler known latitude longitude lunar disc major axis mean noon mean sun Mercury meridian passage method moon's moreover move nearly node obliquity parallax parallel path perpendicular phase place of observation point of Aries position precession radius rays reference refraction relative round the sun seen shadow sidereal day sidereal period small circle solar eclipse solar system solstice spherical sun's superior planet surface Suryya Siddhanta synodic period telescope tion transit Venus vertical zenith distance Zodiac