condition mean min max 4 h after light 630.509 588.8884 696.2884 8 h after light 566.2528666666667 403.6417 713.2314 12 h after light 471.8648 376.1408 574.8201 16 h after light 840.5050666666667 652.8724 1121.0810000000001 4 h after dark 697.6337666666667 607.8161 748.4680000000001 8 h after dark 425.286 357.5124 489.0984