210 Isabella
Discovery | |
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Discovered by | Johann Palisa |
Discovery date | November 12, 1879 |
Designations | |
1953 EZ1, 1962 BF | |
Main belt (Nemesis) | |
Orbital characteristics | |
Epoch 30 January 2005 (JD 2453400.5) | |
Aphelion | 457.8 Gm (3.06 AU) |
Perihelion | 356.48 Gm (2.383 AU) |
407.14 Gm (2.722 AU) | |
Eccentricity | 0.124 |
1639.903 d (4.49 a) | |
Average orbital speed | 18.05 km/s |
312.938° | |
Inclination | 5.261° |
32.859° | |
13.893° | |
Physical characteristics | |
Dimensions | 73.70 ± 8.47[1] km |
Mass | (3.41 ± 1.09) × 1018[1] kg |
Albedo | 0.045 |
Spectral type | CF |
12.2 (peak) | |
9.33 | |
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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.[2]
References
- 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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