1137 Raïssa
From Infogalactic: the planetary knowledge core
| Discovery | |
|---|---|
| Discovered by | G. Neujman |
| Discovery date | 1929-Oct-27 |
| Orbital characteristics | |
| Epoch Orbital Elements at Epoch 2454400.5 (2007-Oct-27.0) TDB | |
| Aphelion | 2.6598769 AU |
| Perihelion | 2.1897869 AU |
| 2.4248319 AU | |
| Eccentricity | 0.0969325 |
| 1379.1797719 days 3.78 years |
|
| 272.83751 ° | |
| Inclination | 4.31858 ° |
| 78.50188 ° | |
| 276.78997 ° | |
| Physical characteristics | |
| Dimensions | 23.7 km[1] |
| 142.79 h[1] | |
| 0.1592[1] | |
| 10.6[1] | |
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1137 Raïssa is a main belt asteroid orbiting the Sun. Approximately 24 kilometers in diameter, it makes a revolution around the Sun once every 4 years. It was discovered by G. Neujmin on October 27, 1929.[1] It has a long 142.79 hours rotation period.[1] It is named for Raissa Ivanovna Maseeva, who computed its orbit. Its provisional designation was 1929 WB.[2]
References
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