condition mean min max 4 h after light 410.9417045 382.556704 439.326705 8 h after light 1057.8847225 795.693595 1320.07585 12 h after light 620.759682 471.182318 770.337046 4 h after dark 633.6134995 351.442328 915.784671 8 h after dark 626.5773335 220.385311 1032.769356 12 h after dark 288.577891 288.577891 288.577891