INTERNATIONAL YEAR of ASTRONOMY Eratosthenes

Spring equinox (India - Kanpur कानपुर)

Friday 20 March 2009 by perbosc

- latitude : 26° 29’ N
- longitude : 80°13’ E

In kanpur ,three groups has been earth experiment under guidline Mr. O.N.Shukla.
- height of cd= 12.6 cm
- shadow = 5.8 cm
- angle = 24.717 °
- distance from equator =26.4333x111.111 =2937 km

- circumference of the earth =distance from equetor x360/measured angle = 2937x360/24.717 = 1057320/24.717 = 42777.03604806 km

Panki Kanpur कानपुर- India

Kanpur India
Mr. O.N.Shukla
Longitude 80°13’ E
Latitude 26°29’ N
Angle + 24°43’ = +24,72°

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