Experiment Report for the Eratosthenes Project on http://youth.net/ School Name: Coal Ridge High School School Location: New Castle, CO Email Address: Cyates_at_garfieldre2.org Experimenter: What Name? Latitude 39D 33m 1S North Longitude: 107D 36m 35s Distance to Equator: 4395 km Measured shadow angle in degrees: 74 Calculated Earth circumference: 21381.1 Comments:Received on Fri Sep 30 2011 - 07:56:25 PDT