Tags: Planet.

6487 Tonyspear (1991 GA1) is a Mars-crossing asteroid discovered on April 8 1991 by E. F. Helin at Palomar.

apoapsis (km)
4.60488e+11
orbital period (μ)
1.14228e+08
periapsis (km)
2.44848e+11
absolute magnitude
13.4
discovery date
1991-04-08
discoverer
Eleanor F. Helin
epoch
May 14 2008
former name
1991 GA1

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