condition mean min max 4 h after light 459.6 459.6 459.6 8 h after light 403.9 385.7 422.1 12 h after light 478.05 412.9 543.2 4 h after dark 441.7 390.7 492.7 8 h after dark 489.6 476.2 503.0 12 h after dark 562.9000000000001 549.6 576.2