(992) Swasey
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Asteroid (992) Swasey |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.0236 AU |
| eccentricity | 0.0918 |
| Perihelion - aphelion | 2.7461 AU - 3.3011 AU |
| Inclination of the orbit plane | 10.871 ° |
| Sidereal period | 5,258 a |
| Mean orbital velocity | 17.13 km / s |
| Physical Properties | |
| Medium diameter | 27.32 km |
| Albedo | 0.113 |
| Rotation period | 13.308 h |
| Absolute brightness | 10,419 mag |
| Spectral class | ? |
| history | |
| Explorer | Otto von Struve |
| Date of discovery | 1922 |
| Another name | 1922 ND, 1969 TA 4 |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(992) Swasey is an asteroid of the main belt , which on 14 November 1922 by Russian-American astronomer Otto Struve at Yerkes Observatory in Wisconsin was discovered.
The asteroid was named after the optician Dr. Swasey , who built a telescope at the McDonald Observatory .