210 Isabella

210 Isabella
Discovery
Discovered by Johann Palisa
Discovery date 12 November 1879
Designations
MPC designation (210) Isabella
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)
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 86.65±2.3 km[1]
73.70 ± 8.47 km[2]
Mass (3.41 ± 1.09) × 1018 kg[2]
6.672 h (0.2780 d)
0.0436±0.002
CF
12.2 (peak)
9.33

    210 Isabella is a large and dark asteroid from the central asteroid belt, approximately 80 kilometers in diameter. It was discovered in Pola by Johann Palisa on 12 November 1879. 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 family of asteroids.[3]

    References

    1. 1 2 "210 Isabella". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 12 May 2016.
    2. 1 2 Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, 73, pp. 98–118, Bibcode:2012P&SS...73...98C, arXiv:1203.4336 Freely accessible, doi:10.1016/j.pss.2012.03.009. See Table 1.
    3. ↑ "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.


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