21561 Masterman
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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 | August 28, 1998 |
Designations
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MPC designation | 21561 |
Alternative names[1] | 1998 QR93 |
Epoch May 14, 2008 | |
Ap | 3.1302322 |
Peri | 2.2359228 |
Eccentricity | 0.1666574 |
Orbital period | 1605.2705670 |
Mean anomaly | 72.31870 |
Inclination | 13.95728 |
Longitude of ascending node | 57.90037 |
Argument of peri | 334.07601 |
Absolute magnitude | 12.8 |
21561 Masterman (1998 QR93) is a Main-belt Asteroid discovered on August 28, 1998 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.