condition mean min max 4 h after light 558.4 558.4 558.4 8 h after light 399.7 363.7 435.7 12 h after light 375.20000000000005 292.6 457.8 4 h after dark 507.20000000000005 482.3 532.1 8 h after dark 458.29999999999995 443.9 472.7 12 h after dark 458.4 440.3 476.5