condition mean min max 4 h after light 404.6 404.6 404.6 8 h after light 461.65000000000003 374.1 549.2 12 h after light 483.75 467.2 500.3 4 h after dark 579.55 516.9 642.2 8 h after dark 635.65 478.9 792.4 12 h after dark 472.79999999999995 419.2 526.4