condition mean min max 3 h after light 601.945 258.81 918.694 7 h after light 706.35 374.116 1004.04 11 h after light 1135.9685833333333 644.994 1499.62 2 h after dark 1117.80975 519.776 1584.06 6 h after dark 973.8029166666666 419.004 1731.49 10 h after dark 821.537 351.581 1263.34