condition mean min max 3 h after light 462.34833333333336 456.033 467.652 6 h after light 826.0693333333334 734.178 920.859 9 h after light 921.4490000000001 791.994 1044.66 12 h after light 736.9745 202.579 1046.01 3 h after dark 618.497 536.129 693.572 6 h after dark 596.055 540.608 642.892 9 h after dark 512.1126666666667 448.442 618.716 12 h after dark 228.78500000000003 216.931 240.639