< Page:Gods Glory in the Heavens.djvu
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351
SYNOPTICAL TABLES.
{|style="border-collapse:collapse;border:1px solid black;margin:0 auto 0 auto;"
|+URANUS SATELLITES.
|-
||No.
||Name.
| colspan=4| Sidereal
Revolution.
||Mean
Apparent
Distance.
||Discoverer,
||Year of
Discovery.
|-
||
||
|d.||h.||m.|||s.
||″
||
||
|-
||1
||Ariel
||2
||12
||29
||21
||13.54
||Lassell
||1851
|-
||2
||Umbriel
||4
||3
||28
||8
||19.28
||Lassell
||1851
|-
||3
||Titania
||8
||16
||56
||31
||31.44
||Herschel
|1787
|-
||4
||Oberon
||13
||11
||7
||13
||42.87
||Herschel
||1787
|}
| Additional satellites seen by Herschel, but not re-observed, | 4 |
| Direction of movement of satellites | retrograde |
| Inclination of the orbits of Titania and Oberon to ecliptic, | 78° 58′ |
| Distance from the planet -when satellites become invisible (Herschel), | 14″ |
| IMagnifying power required for sustained view, | 300 |
| Volume (Earth's = 1), | 76.6 |
| Mass (Earth's = 1), . | 18.900 |
| Density (Earth's = 1), | .321 |
| Diameter (Earth's = 1), | 4.246 |
| in miles, | 33,610 |
| apparent, mean, | 2.″4 |
| Gravity (Earth = 1), | 1.36 |
| bodies fall in one second, in feet, | 21.8 |
| Light and heat from Sun, perihelion, | .0011 |
| , aphelion, | .0011 |
| Year in which Adams computed its place within 2 degrees, | 1845 |
| Year in which Leverrier computed its place, | 1846 |
| First observed by M. Galle, from Leverrier's indications, 23d Sept., | 1846 |
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