condition mean min max 0 h after light 435.5465 433.073 438.02 4 h after light 298.8275 217.001 380.654 8 h after light 535.5155 500.341 570.69 4 h after dark 726.9939999999999 648.231 805.757 8 h after dark 545.8530000000001 529.529 562.177 12 h after dark 417.0135 393.722 440.305