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general ephemeride

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Calculate the angle of the sun, the length of the shadows and solar noon for a specific date and location.

date (dd-mm-yyyy) :
latitude (degree-min) :
longitude (deg-min) :



angle of the sun from vertical :
length of the shadow (gnomon 1m):
solar noon :
by Eric Vayssié last modified 2008-11-12 23:07
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