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четвъртък, 26 юни 2014 г.

ERATOSTHEN PROJECT - 21.03.2014


ERATOSTHEN PROJECT - 21.03.2014 Measurements Results Country: Bulgaria School: PG po KTS City: Pravets Latitude: 42.883° N Longitude: 23.917°W Pole's Height (m): 0,305 Shadow Length (m): 0,26 Angle at Top: tga=0,85245, arctga=40,4459° Shadow Direction: N Date-Time: 21 March 2014 12h00 UT Earth's Perimeter (km): 40005,18 Earth's Radius (km): 6370,25 Picture Upload Note: 1º = 40007.86km/360º=111.1329444 km Разлика в геогр. ширини: 2,8586 km Разлика в положението: 359.64km D=359.64.360/2,8586 = 45291,54км

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