condition mean min max 4 h after light 364.070514 353.678202 374.462826 8 h after light 413.4773255 403.856742 423.097909 12 h after light 427.6132745 418.715251 436.511298 4 h after dark 702.8009085 535.867078 869.734739 8 h after dark 843.011719 650.090265 1035.933173 12 h after dark 481.30898 481.30898 481.30898