6487 Tonyspear
Encyclopedia
6487 Tonyspear is a Mars-crossing asteroid discovered on April 8, 1991 by E. F. Helin at Palomar
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Palomar Observatory
Palomar Observatory is a privately owned observatory located in San Diego County, California, southeast of Pasadena's Mount Wilson Observatory, in the Palomar Mountain Range. At approximately elevation, it is owned and operated by the California Institute of Technology...
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