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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