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zon

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Sun

Streefkerk:   lat=51.90, lon=4.75
Winter = UTC+1, Zomer=UTC+2

Formules

Sun declination

sin δ = 0.39795 ⋅ cos [ 0.98563 ⋅ ( N – 173 ) ]
δ: declination [rad]
N: days since 1 jan
accuracy: +/- 1 deg

Elevation

zon.txt · Last modified: 2019/03/07 16:55 (external edit)