(9948) 1990 QB2
Orbit of (9948) 1990 QB2 | |||||||||||||
Discovery and designation | |||||||||||||
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Discovered by | H. E. Holt | ||||||||||||
Discovery date | August 22, 1990 | ||||||||||||
Designations | |||||||||||||
MPC designation | (9948) 1990 QB2 | ||||||||||||
1979 SJ6, 1990 SQ26 | |||||||||||||
Orbital characteristics | |||||||||||||
Epoch October 27, 2007 | |||||||||||||
Aphelion | 2.8987435 AU | ||||||||||||
Perihelion | 1.8687523 AU | ||||||||||||
2.3837479 AU | |||||||||||||
Eccentricity | 0.2160445 | ||||||||||||
1344.2774445 d | |||||||||||||
250.71412° | |||||||||||||
Inclination | 2.09158° | ||||||||||||
171.73950° | |||||||||||||
151.23916° | |||||||||||||
Physical characteristics | |||||||||||||
Dimensions | ~17km[1] | ||||||||||||
Sidereal rotation period | 3.532 h | ||||||||||||
~0.01 | |||||||||||||
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S-type asteroid[2] | |||||||||||||
14.5 | |||||||||||||
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(9948) 1990 QB2 is an S-type main belt asteroid. It orbits the Sun once every 3.68 years.[3]
Discovered by H. E. Holt on August 22, 1990, it was given the provisional designation "1990 QB2".[4]
References
- ↑ Tedesco E.F., Noah P.V., Noah M., Price S.D. "The supplemental IRAS minor planet survey (SIMPS)".
- ↑ Gianluca Masi, Sergio Foglia & Richard P. Binzel. "Search for Unusual Spectroscopic Candidates Among 40313 minor planets from the 3rd Release of the Sloan Digital Sky Survey Moving Object Catalog".
- ↑ "9948 (1990 QB2)". JPL Small-Body Database Browser.
- ↑ MPO 14997 Minor Planet Center
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