Eratosthenes Experiment Report

From: coons_at_fc.dvfs.org
Date: Wed Sep 24 2008 - 10:08:08 PDT

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Experiment Report for the Eratosthenes Project on http://youth.net/

School Name:     Delaware Valley Friends School
School Location: 19 East Central Ave. Paoli, PA 19301

Email Address:   coons_at_fc.dvfs.org
Experimenter:    Steve Cooney

Latitude         40˚02'39" N
Longitude:       75˚28' 56" W
Distance to Equator: 4450.2km

Measured shadow angle in degrees: 40.40 
Calculated Earth circumference:   39655  km

Comments:
We took our initial measurement on Monday. We took the measurement again on Wed. and got a worse result.  

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