(4257) Ubasti
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Asteroid (4257) Ubasti |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Apollo type |
| Major semi-axis | 1.6471 AU |
| eccentricity | 0.4684 |
| Perihelion - aphelion | 0.8755 AU - 2.4186 AU |
| Inclination of the orbit plane | 40.7140 ° |
| Sidereal period | 2.11 a |
| Mean orbital velocity | 23.20 km / s |
| Physical Properties | |
| Absolute brightness | 16.2 mag |
| history | |
| Explorer | Jean Mueller |
| Date of discovery | 23rd August 1987 |
| Another name | 1987 QA |
| 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. | |
(4257) Ubasti is a near-Earth asteroid of the Apollo type , which was discovered on August 23, 1987 by the American astronomer Jean Mueller at the Palomar Observatory ( observatory code 675) in California .
The asteroid is named after Ubasti , the daughter of the sun god Re , portrayed as a cat in Egyptian mythology .
See also
Web links
- Asteroid Ubasti: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (4257) Ubasti in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (4257) Ubasti in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).