condition mean min max 4 h after light 478.2 478.2 478.2 8 h after light 344.54999999999995 344.4 344.7 12 h after light 414.95 292.0 537.9 4 h after dark 588.9 578.3 599.5 8 h after dark 667.85 595.0 740.7 12 h after dark 1087.7 853.7 1321.7