4138 Kalchas

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Kalchas
Discovery and designation
Discovered by van Houten and Gehrels
Discovery site Palomar
Discovery date September 19, 1973
Designations
MPC designation 4138
Alternative names[1] 1973 SM
Epoch May 14, 2008
Ap 5.3811370
Peri 4.9236814
Eccentricity 0.0443924
Orbital period 4271.8298217
Mean anomaly 340.19086
Inclination 2.10048
Longitude of ascending node 208.02832
Argument of peri 164.11051
Absolute magnitude 9.8

4138 Kalchas (1973 SM) is a Jupiter Trojan discovered on September 19, 1973 by van Houten and Gehrels at Palomar.

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