condition mean min max 4 h after light 576.4 576.4 576.4 8 h after light 489.5 392.1 586.9 12 h after light 264.25 167.7 360.8 4 h after dark 302.6 212.3 392.9 8 h after dark 440.6 283.6 597.6 12 h after dark 825.5999999999999 413.1 1238.1