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— | zon [2024/04/04 06:45] (current) – created - external edit 127.0.0.1 | ||
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+ | ====== Sun ====== | ||
+ | Streefkerk: | ||
+ | Winter = UTC+1, Zomer=UTC+2 | ||
+ | |||
+ | {{:: | ||
+ | ===== Sun declination ===== | ||
+ | |||
+ | sin δ = 0.39795 ⋅ cos [ 0.98563 ⋅ ( N – 173 ) ] | ||
+ | δ: declination [rad] | ||
+ | N: days since 1 jan | ||
+ | accuracy: +/- 1 deg | ||
+ | | ||
+ | ===== Elevation ===== | ||
+ | [[http:// |