(444) Gyptis
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Asteroid (444) Gyptis |
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| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt |
| Major semi-axis | 2,771 AU |
| eccentricity | 0.174 |
| Perihelion - aphelion | 2.29 AU - 3.252 AU |
| Inclination of the orbit plane | 10.3 ° |
| Length of the ascending node | 195.8 ° |
| Argument of the periapsis | 155.5 ° |
| Time of passage of the perihelion | October 29, 2011 |
| Sidereal period | 4 a 224 d |
| Mean orbital velocity | 17.8 km / s |
| Physical Properties | |
| Medium diameter | 163 ± 10.0 km |
| Albedo | 0.0490 |
| Rotation period | 6 h 13 min |
| Absolute brightness | 7.83 likes |
| Spectral class | C. |
| history | |
| Explorer | J.-E. Coggia |
| Date of discovery | March 31, 1899 |
| Another name | 1899 EL, 1950 HB 1 , A899 PD |
| 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. | |
(444) Gyptis is an asteroid of the main belt , which on 31 March 1899 by Jérôme-Eugène Coggia was discovered in Marseille.
The name of the asteroid is derived from the wife of Protis, the legendary founder of the city of Marseille .