Experiment Report for the Eratosthenes Project on http://youth.net/ School Name: Coal Ridge High School School Location: New Castle, Colorado Email Address: carleighdanielson_at_tmo.blackberry.net Experimenter: Powderpuff Girls Latitude 39.55 Longitude: 107.61 Distance to Equator: 4403km Measured shadow angle in degrees: 39.55 Calculated Earth circumference: 39250km Comments:Received on Fri Mar 25 2011 - 08:45:13 PDT