condition mean min max 4 h after light 580.7982685 533.11818 628.478357 8 h after light 605.783815 583.057063 628.510567 12 h after light 662.8372515 659.001803 666.6727 4 h after dark 711.2897795 603.193656 819.385903 8 h after dark 751.5198325 697.310722 805.728943 12 h after dark 455.123997 455.123997 455.123997