condition mean min max 4 h after light 419.5941135 391.471117 447.71711 8 h after light 475.77051800000004 466.693595 484.847441 12 h after light 522.803674 463.462826 582.144522 4 h after dark 516.1013515 463.462826 568.739877 8 h after dark 431.3988905 366.187868 496.609913 12 h after dark 369.133399 369.133399 369.133399