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Discovery[1]
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|---|---|
| Discovered by | J. C. Watson |
| Discovery date | 1875 |
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Designations
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| Named after | Nüwa |
| Minor planet category |
Main belt |
| Aphelion | 3.370 AU |
| Perihelion | 2.591 AU |
| Semi-major axis | 2.981 AU |
| Eccentricity | 0.131 |
| Orbital period | 5.15 years |
| Inclination | 2.19° |
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Physical characteristics
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| Dimensions | 151.1 km |
| Sidereal rotation period |
8.14 hours |
| Albedo | 0.040[3] |
| Spectral type | C[4] |
| Absolute magnitude (H) | 8.23 |
150 Nuwa is a large main-belt asteroid. It is composed of primitive carbonaceous chondritic material. The surface is exceedingly dark.
It was discovered by J. C. Watson on October 18, 1875, and named after Nüwa, the Chinese creator goddess.
On December 17, 1999, a star was occulted by Nuwa.
Image taken on September 25, 26, 27 2009 from Slooh Robotic Telescope (Teide - Canary Islands): [5]
Image taken on October 3, 2009 from Slooh Robotic Telescope (Teide - Canary Islands): [6]
Image taken on October 23, 2009 from Slooh Robotic Telescope (Teide - Canary Islands): [7]
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