256 Walpurga
| Discovery | |
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | April 3, 1886 |
| Designations | |
Named after | Saint Walpurga |
| 1951 VJ | |
| Main belt | |
| Orbital characteristics | |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 480.317 Gm (3.211 AU) |
| Perihelion | 416.624 Gm (2.785 AU) |
| 448.47 Gm (2.998 AU) | |
| Eccentricity | 0.071 |
| 1895.843 d (5.19 a) | |
Average orbital speed | 17.2 km/s |
| 271.717° | |
| Inclination | 13.322° |
| 183.115° | |
| 50.003° | |
| Physical characteristics | |
| Dimensions | 63.0 km |
| 16.64[1] h | |
| 9.8 | |
|
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256 Walpurga is a large Main belt asteroid. It was discovered by Johann Palisa on April 3, 1886 in Vienna and was named after Saint Walburga.
Photometric observations at the Oakley Observatory in Terre Haute, Indiana during 2007 were used to build a light curve for this asteroid. The asteroid displayed a rotation period of 16.64 ± 0.02 hours and a brightness variation of 0.38 ± 0.02 in magnitude.[1]
References
- 1 2 Shipley, Heath; et al. (September 2008), "Asteroid Lightcurve Analysis at the Palmer Divide Observatory: September 2007" (PDF), The Minor Planet Bulletin 35 (3), pp. 99–101, Bibcode:2008MPBu...35...99S, retrieved 2013-03-23.
External links
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- 256 Walpurga at the JPL Small-Body Database
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