207 Hedda: Difference between revisions
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[[Category:Astronomical objects discovered in 1879|18791017]] |
[[Category:Astronomical objects discovered in 1879|18791017]] |
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[[Category:Discoveries by Johann Palisa]] |
[[Category:Discoveries by Johann Palisa]] |
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[[Category:Numbered asteroids]] |
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{{C-beltasteroid-stub}} |
{{C-beltasteroid-stub}} |
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Revision as of 20:06, 20 March 2015
| Discovery | |
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | October 17, 1879 |
| Designations | |
| 1932 CL1, 1934 XJ, 1953 BF | |
| Main belt | |
| Orbital characteristics | |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 351.538 Gm (2.35 AU) |
| Perihelion | 331.773 Gm (2.218 AU) |
| 341.655 Gm (2.284 AU) | |
| Eccentricity | 0.029 |
| 1260.619 d (3.45 a) | |
Average orbital speed | 19.71 km/s |
| 275.242° | |
| Inclination | 3.804° |
| 29.292° | |
| 193.504° | |
| Physical characteristics | |
| Dimensions | 59.0 km |
| Mass | unknown |
Mean density | unknown |
| unknown | |
| unknown | |
| unknown | |
| Albedo | 0.055 |
| Temperature | unknown |
Spectral type | C |
| 9.92 | |
207 Hedda is a sizeable Main belt asteroid. It is a C-type asteroid, meaning it is primitive in composition and dark in colour.
It was discovered by Johann Palisa on October 17, 1879 in Pola and was named after Hedwig, wife of astronomer Friedrich A. T. Winnecke.
References
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- Asteroid Albedo Compilation
_mathilde.jpg){kind=small} | This article about a C-type asteroid native to the asteroid belt is a stub. You can help Wikipedia by expanding it. |