Ophelia (moon)
Encyclopedia : O : OP : OPH : Ophelia (moon)
- There is also an asteroid called 171 Ophelia.
| Discovery | |||||||
|---|---|---|---|---|---|---|---|
| Discovered by | Richard J. Terrile / Voyager 2 | ||||||
| Discovered in | January 20, 1986 | ||||||
| Orbital characteristics | |||||||
| Mean radius | 53,764 km | ||||||
| Eccentricity | 0.0101 | ||||||
| Orbital period | 0.37641 d | ||||||
| Inclination | 0.093° (to Uranus' equator) | ||||||
| Is a satellite of | Uranus | ||||||
| Physical characteristics | |||||||
| Mean diameter | ~43 km (estimate) | ||||||
| Surface area | ~5800 km2 (estimate) | ||||||
| Volume | ~41,000 km3 (estimate) | ||||||
| Mass | kg (estimate) | ||||||
| Mean density | ~1.3 g/cm3 (estimate) | ||||||
| Surface gravity | ~0.0070 m/s2 (estimate) | ||||||
| Escape velocity | ~0.018 km/s (estimate) | ||||||
| Rotation period | synchronous (assumed) | ||||||
| Axial tilt | zero (assumed) | ||||||
| Albedo | 0.07 (assumed) | ||||||
| Surface temp. |
| ||||||
| Atmospheric pressure | 0 kPa | ||||||
It was discovered from the images taken by Voyager 2 on January 20, 1986, and was given the temporary designation S/1986 U 8. It is also designated Uranus VII.
Uranus (satellites) [http://encycl.opentopia.com/ edit] |
|---|
| Cordelia | Ophelia | Bianca | Cressida | Desdemona | Juliet | Portia | Rosalind | Cupid |
| Belinda | Perdita | Puck | Mab | Miranda | Ariel | Umbriel | Titania | Oberon | Francisco |
| Caliban | Stephano | Trinculo | Sycorax | Margaret | Prospero | Setebos | Ferdinand |
| See also: [[Help:Pronunciation respelling key|Pronunciation key]] | Rings of Uranus |
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