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(9945) 1990 KX
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Discovery and designation
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| Discovered by | E. F. Helin | |||||||||
| Discovery date | May 21, 1990 | |||||||||
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Designations
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| MPC designation | (9945) 1990 KX | |||||||||
| Alternative names[1] | 1971 UU2, 1981 UL24, 1987 QT11, 1993 FH2 | |||||||||
| Epoch October 27, 1990 | ||||||||||
| Ap | 2.5373296 AU | |||||||||
| Peri | 1.88319 AU | |||||||||
| Semi-major axis | 2.2102598 AU | |||||||||
| Eccentricity | 0.147978 | |||||||||
| Orbital period | 1200.2270830 d | |||||||||
| Mean anomaly | 87.02514° | |||||||||
| Inclination | 5.43736° | |||||||||
| Longitude of ascending node | 104.87713° | |||||||||
| Argument of peri | 168.43787° | |||||||||
| Dimensions | ~23.4km[2] | |||||||||
| Geometric albedo | ~0.01 | |||||||||
| Surface temp. Kelvin Celsius |
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| Absolute magnitude | 13.8 | |||||||||
(9945) 1990 KX is a main belt asteroid. It orbits the Sun once every 3.29 years.[3]
Discovered on May 19, 1990 by E. F. Helin working at the Palomar Observatory, it was given the provisional designation "1990 KX".[4]
References
- ^ [1]
- ^ Tedesco E.F., Noah P.V., Noah M., Price S.D.. The supplemental IRAS minor planet survey (SIMPS).
- ^ 9945 (1990 KX). JPL Small-Body Database Browser.
- ^ MPO 97227 Minor Planet Center
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