condition mean min max 4 h after light 480.1 480.1 480.1 8 h after light 422.7 421.7 423.7 12 h after light 460.35 446.9 473.8 4 h after dark 582.05 492.7 671.4 8 h after dark 439.54999999999995 415.7 463.4 12 h after dark 451.4 424.5 478.3