condition mean min max 4 h after light 260.5 260.5 260.5 8 h after light 255.1 216.8 293.4 12 h after light 296.1 286.3 305.9 4 h after dark 409.1 343.0 475.2 8 h after dark 416.29999999999995 375.7 456.9 12 h after dark 357.75 297.8 417.7