Experiment Report for the Eratosthenes Project on http://youth.net/ School Name: Coal Ridge High School School Location: Silt, CO Email Address: mccrazy777_at_hotmail.com Experimenter: Michael Latitude 39.55 N Longitude: 107.61 W Distance to Equator: 4,403km Measured shadow angle in degrees: 36.635 Calculated Earth circumference: 42,617.818 km Comments:Received on Fri Mar 25 2011 - 09:05:12 PDT