(1177) Gonnessia
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Asteroid (1177) Gonnessia |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.3491 AU |
| eccentricity | 0.0259 |
| Perihelion - aphelion | 3.2625 AU - 3.4357 AU |
| Inclination of the orbit plane | 15.103 ° |
| Sidereal period | 6,129 a |
| Mean orbital velocity | 16.28 km / s |
| Physical Properties | |
| Medium diameter | 91.98 km |
| Albedo | 0.040 |
| Rotation period | 6.810 h |
| Absolute brightness | 8,958 likes |
| Spectral class | ? |
| history | |
| Explorer | Louis Boyer |
| Date of discovery | November 24, 1930 |
| Another name | 1930 WA, A923 RO |
| 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. | |
(1177) Gonnessia is an asteroid of the main belt , which on 24 November 1930 by the French astronomer Louis Boyer in Algiers was discovered.
The asteroid was named after the French astronomer and director of the Algiers observatory François Gonnessiat .