condition mean min max 4 h after light 461.6 461.6 461.6 8 h after light 685.15 425.2 945.1 12 h after light 786.7 670.8 902.6 4 h after dark 903.4000000000001 531.4 1275.4 8 h after dark 1119.8 868.6 1371.0 12 h after dark 844.75 663.1 1026.4