21731 Zhuruochen
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Discovery and designation
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Discovered by | Lincoln Laboratory Near-Earth Asteroid Research Team |
Discovery site | Socorro |
Discovery date | September 9, 1999 |
Designations
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MPC designation | 21731 |
Alternative names[1] | 1999 RT142 |
Epoch May 14, 2008 | |
Ap | 2.7219149 |
Peri | 2.4691679 |
Eccentricity | 0.0486887 |
Orbital period | 1527.3562875 |
Mean anomaly | 177.23409 |
Inclination | 15.62867 |
Longitude of ascending node | 159.75877 |
Argument of peri | 44.31874 |
Absolute magnitude | 13.8 |
21731 Zhuruochen (1999 RT142) is a Main-belt Asteroid discovered on September 9, 1999 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.