82P/Gehrels

82P/Gehrels
Discovery
Discovered by: Tom Gehrels
Discovery date: October 27, 1975
Alternate designations: Gehrels 3
Orbital characteristics A
Epoch: 2455200.5 (January 4, 2010)
Semi-major axis: 4.139313 AU
Eccentricity: 0.122228
Orbital period: 8.42 a
Inclination: 1.1261°
Last perihelion: 1993.2

82P/Gehrels is a comet that was discovered on October 27, 1975 by Tom Gehrels at the Palomar Mountain Observatory in California. It has an estimated diameter of 1.46 km.[1] This object has been identified as a quasi-Hilda comet, which means it is in a 3:2 mean-motion resonance with the planet Jupiter.[2]

References

  1. ^ Lamy, P. L.; Toth, I.; Fernandez, Y. R.; Weaver, H. A. (2004). M. C. Festou, H. U. Keller, and H. A. Weaver. ed. The sizes, shapes, albedos, and colors of cometary nuclei. Bibcode 2004come.book..223L. 
  2. ^ Ohtsuka, K.; Ito, T.; Yoshikawa, M.; Asher, D. J.; Arakida, H. (October 2008). "Quasi-Hilda comet 147P/Kushida-Muramatsu. Another long temporary satellite capture by Jupiter". Astronomy and Astrophysics 489 (3): 1355–1362. Bibcode 2008A&A...489.1355O. doi:10.1051/0004-6361:200810321. 
Periodic comets (by number)
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