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Location: (39.1708 / -120.137) --> Source: URL
Range = 20 Miles | 1° Latitude = 69.172 Miles
(Latitude Math) 20 / 69.172 = 0.289134
(Longitude Math) 20 / (cos(39.171)*69.172) = 0.373
© 2008 (KG6YPI, Brandon Hansen)