condition mean min max 4 h after light 445.466219 416.469612 474.462826 8 h after light 429.84752649999996 417.329976 442.365077 12 h after light 460.9144255 408.550748 513.278103 4 h after dark 563.5358535 443.497909 683.573798 8 h after dark 650.4023715000001 541.688454 759.116289 12 h after dark 558.84767 558.84767 558.84767