(9921) 1981 EO18
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| Discovery | |||||||||||||
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| Discovered by | S. J. Bus | ||||||||||||
| Discovery date | March 2, 1981 | ||||||||||||
| Designations | |||||||||||||
| MPC designation | (9921) 1981 EO18 | ||||||||||||
| Main Belt asteroid | |||||||||||||
| Orbital characteristics | |||||||||||||
| Epoch October 27, 2007 | |||||||||||||
| Aphelion | 2.5177340 AU | ||||||||||||
| Perihelion | 2.2375754 AU | ||||||||||||
| 2.3776547 AU | |||||||||||||
| Eccentricity | 0.0589149 | ||||||||||||
| 1339.1264937 d | |||||||||||||
| 202.94141° | |||||||||||||
| Inclination | 2.39925° | ||||||||||||
| 331.52802° | |||||||||||||
| 88.95675° | |||||||||||||
| Physical characteristics | |||||||||||||
| Dimensions | ~12.3 km[1] | ||||||||||||
| ~0.01 | |||||||||||||
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| 14.3 | |||||||||||||
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(9921) 1981 EO18 is a main belt asteroid. It orbits the Sun once every 3.67 years.[2]
Discovered on March 2, 1981, by Schelte Bus at the Siding Spring Observatory, it was given the provisional designation "1981 EO18".[3]
References
- ↑ Tedesco E.F.; Noah P.V.; Noah M.; Price S.D. "The supplemental IRAS minor planet survey (SIMPS)".
- ↑ "9921 (1981 EO18)". JPL Small-Body Database Browser. JPL/NASA. Retrieved 2008-01-31.
- ↑ (9921) 1981 EO18 Minor Planet Center's Minor Planet Ephemeris Service
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