10500 Nishi-koen

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Nishi-koen
Discovery and designation
Discovered by M. Koishikawa
Discovery site Ayashi Station of the Sendai Astronomical Observatory
Discovery date April 3, 1987
Designations
MPC designation 10500
Alternative names[1] 1987 GA
Epoch May 14, 2008
Ap 3.2115064
Peri 2.1537970
Eccentricity 0.1971388
Orbital period 1604.8884903
Mean anomaly 262.29914
Inclination 11.07151
Longitude of ascending node 49.61164
Argument of peri 166.88408
Absolute magnitude 12.9

10500 Nishi-koen (1987 GA) is a Main-belt Asteroid discovered on April 3, 1987 by M. Koishikawa at the Ayashi Station of the Sendai Astronomical Observatory.

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