condition mean min max 4 h after light 606.404 152.969 1166.55 8 h after light 209.81446666666668 30.9664 368.48 12 h after light 252.33509999999998 95.0193 513.415 4 h after dark 528.576 277.409 740.297 8 h after dark 624.2596666666667 345.886 810.856 12 h after dark 1209.8303333333333 295.057 2751.31