Page:Gods Glory in the Heavens.djvu/386

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SYNOPTICAL TABLES.
Density (Earth's = 1), .167
Diameter (Earth's = 1), 4.575
Diameter— — — in miles . 36,216
Diameter— — — apparent, mean, 4″.1
Gravity (Earth's = 1), 0.76
Gravity— — — bodies fall in one second of time, in feet, 12.3
Light and heat from Sun, perihelion, .0027
Light and heat from Sun,— — — aphelion. .0025
Polar less than equatorial diameter, 1-9th
Observed by Flamstead in 1690
Discovered by Herschel in 1781
Magnitude of Uranus as a star (occasionally seen with naked eye), 6th
Distance from the Sun, mean, in miles, 1,822,328,000
Distance from the Sun, mean,— — — (Earth's = 1), 19.18239
Distance from the Sun, mean, in miles,— — — maximum 20.07630
Distance from the Sun, mean, in miles,— — — minimum, 18.28848
Eccentricity of orbit (semi-axis major =1), 0.04667938
Longitude of perihelion, 167° 31′ 16″.1
Longitude of perhilion,— — — annual increase 2″.28
Longitude of ascending node,— — — 72° 59′ 35″
Longitude of ascending node,— — — annual decrease, 36″.05
Inclination of orbit to ecliptic. 46′ 28″.44
Incilination of orbit to ecliptic,— — — annual increase, 0.03
Motion, mean daily, 42″.35
Motion,— — — in 365 days. 4° 17′ 45″
Inclination of axis to ecliptic, unknown
Rotation on axis, unknown
Revolution, sidereal, in days, 30686.820829
Revolution.— — — synodical, 369.656
Mean arc of retrogradation, 3°.36
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