condition mean min max 3 h after light 562.707 508.688 627.428 6 h after light 451.574 300.471 600.1 9 h after light 490.579 404.676 578.954 12 h after light 547.834 501.482 600.454 3 h after dark 476.695 431.799 531.608 6 h after dark 377.1793333333333 364.525 391.651 9 h after dark 356.07033333333334 317.944 412.626 12 h after dark 417.0905 385.923 448.258