Experiment Report for the Eratosthenes Project on http://youth.net/ School Name: Coal Ridge High School School Location: New Castle, Colorado Email Address: movistr_21_at_hotmail.com Experimenter: -1 MATH Latitude 39 33' 01" North Longitude: 107 36' 35" West Distance to Equator: 4395.32 Measured shadow angle in degrees: 39.57 Calculated Earth circumference: 39987.3 Comments:Received on Wed Sep 30 2009 - 16:16:38 PDT