condition mean min max 4 h after light 329.7 329.7 329.7 8 h after light 297.65 264.0 331.3 12 h after light 470.79999999999995 326.2 615.4 4 h after dark 581.75 549.6 613.9 8 h after dark 592.7 466.2 719.2 12 h after dark 798.85 754.7 843.0