210 Isabella
Discovery | |
---|---|
Discovered by | Johann Palisa |
Discovery date | 12 November 1879 |
Designations | |
1953 EZ1, 1962 BF | |
Main belt (Nemesis) | |
Orbital characteristics[1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 131.26 yr (47943 d) |
Aphelion | 3.0567 AU (457.28 Gm) |
Perihelion | 2.3892 AU (357.42 Gm) |
2.7230 AU (407.36 Gm) | |
Eccentricity | 0.12257 |
4.49 yr (1641.2 d) | |
Average orbital speed | 18.05 km/s |
153.338° | |
0° 13m 9.66s / day | |
Inclination | 5.2600° |
32.582° | |
15.041° | |
Earth MOID | 1.39776 AU (209.102 Gm) |
Jupiter MOID | 2.32424 AU (347.701 Gm) |
Jupiter Tisserand parameter | 3.341 |
Physical characteristics | |
Dimensions |
±2.3 km 86.65[1] 73.70 ± 8.47 km[2] |
Mass | (3.41 ± 1.09) × 1018 kg[2] |
6.672 h (0.2780 d) | |
±0.002 0.0436 | |
CF | |
12.2 (peak) | |
9.33 | |
|
210 Isabella is a large and dark Main belt asteroid that was discovered by Johann Palisa on November 12, 1879 in Pola. The origin of the name is unknown. The asteroid is probably composed of material similar to carbonaceous chondrites. It is classified as a member of the Nemesis asteroid family.[3]
References
- 1 2 "210 Isabella". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 12 May 2016.
- 1 2 Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, 73, pp. 98–118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009. See Table 1.
- ↑ "Near-infrared spectroscopic survey of B-type asteroids: Compositional analysis" (PDF). Icarus. 218 (1): 196–206. 2012. Bibcode:2012Icar..218..196D. doi:10.1016/j.icarus.2011.11.024.
External links
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- Asteroid Lightcurve Data File
- Orbital simulation from JPL (Java) / Ephemeris
- 210 Isabella at the JPL Small-Body Database
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