421 Zähringia
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This article does not cite any references or sources. (August 2009) |
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery date | September 7, 1896 |
| Designations | |
| Named after | House of Zähringen |
| Alternative names | 1896 CZ |
| Minor planet category | Main belt |
| Orbital characteristics | |
| Epoch 23 July 2010 (JD 2455400,5) | |
| Aphelion | 3,2570664 AU |
| Perihelion | 1,8253966 AU |
| Semi-major axis | 2,5412315 AU |
| Eccentricity | 0.282 |
| Orbital period | 1479.67 d (4.05 a) |
| Average orbital speed | 18.39 km/s |
| Mean anomaly | 25.395° |
| Inclination | 7.774° |
| Longitude of ascending node | 187.467 |
| Argument of perihelion | 209.017° |
| Physical characteristics | |
| Dimensions | 11 - 24 km |
| Mass | unknown |
| Mean density | unknown |
| Equatorial surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | 6.42 |
| Albedo | unknown |
| Temperature | unknown |
| Spectral type | S |
| Absolute magnitude (H) | 11.78 |
421 Zähringia is a small main belt asteroid.
It was discovered by Max Wolf on September 7, 1896, in Heidelberg.
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