956 Elisa
| Discovery | |
|---|---|
| Discovered by | K. Reinmuth |
| Discovery site | Heidelberg |
| Discovery date | 8 August 1921 |
| Designations | |
| 1921 JW; 1959 NB | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 94.45 yr (34498 days) |
| Aphelion | 2.7693 AU (414.28 Gm) |
| Perihelion | 1.8258 AU (273.14 Gm) |
| 2.2976 AU (343.72 Gm) | |
| Eccentricity | 0.20534 |
| 3.48 yr (1272.0 d) | |
| 100.06° | |
| 0° 16m 58.836s / day | |
| Inclination | 5.9649° |
| 192.660° | |
| 125.399° | |
| Earth MOID | 0.820254 AU (122.7083 Gm) |
| Jupiter MOID | 2.55308 AU (381.935 Gm) |
| Jupiter Tisserand parameter | 3.558 |
| Physical characteristics | |
| 16.492 h (0.6872 d) | |
| 12.2 | |
|
| |
956 Elisa is a V-type asteroid in the Main Belt, orbiting not far from the Vesta family, but not within it. It is, however, probably a fragment of 4 Vesta ejected during an impact.[2][3] Its rotation period is 3.888 hours.
References
- ↑ "956 Elisa (1921 JW)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 2 May 2016.
- ↑ M. Florczak; D. Lazarro & R. Duffard (2002). "Discovering New V-Type Asteroids in the Vicinity of 4 Vesta". Icarus. 159 (1): 178. Bibcode:2002Icar..159..178F. doi:10.1006/icar.2002.6913.
- ↑ V. Carruba; et al. (2005). "On the V-type asteroids outside the Vesta family". Astronomy & Astrophysics. 441 (2): 819. arXiv:astro-ph/0506656
. Bibcode:2005A&A...441..819C. doi:10.1051/0004-6361:20053355.
External links
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