condition mean min max 4 h after light 410.9 410.9 410.9 8 h after light 523.6 517.0 530.2 12 h after light 528.8499999999999 377.4 680.3 4 h after dark 375.7 355.0 396.4 8 h after dark 406.8 314.5 499.1 12 h after dark 319.25 255.8 382.7