condition mean min max 4 h after light 597.1 597.1 597.1 8 h after light 715.8499999999999 680.9 750.8 12 h after light 751.65 663.3 840.0 4 h after dark 772.25 607.8 936.7 8 h after dark 964.95 731.6 1198.3 12 h after dark 1184.65 981.7 1387.6