(1271) Isergina
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Asteroid (1271) Isergina |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.1382 AU |
| eccentricity | 0.1262 |
| Perihelion - aphelion | 2.742 AU - 3.5344 AU |
| Inclination of the orbit plane | 6.658 ° |
| Sidereal period | 5,559 a |
| Mean orbital velocity | 16.81 km / s |
| Physical Properties | |
| Medium diameter | 44.34 km |
| Dimensions | ? kg |
| Albedo | 0.052 |
| Medium density | ? g / cm³ |
| Rotation period | ? H |
| Absolute brightness | 10.267 mag |
| Spectral class | C. |
| history | |
| Explorer | G. N. Nikolayevich |
| Date of discovery | 1931 |
| Another name | 1931 TN, 1930 MK, 2003 RV 22 |
| 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. | |
(1271) Isergina is an asteroid of the main belt , which was discovered on October 10, 1931 by the Russian astronomer Grigory Nikolayevich Neuimin in Simejis .
The asteroid was named after Pyotr Wasiljewitsch Isergin , a doctor and friend of the discoverer.