condition mean min max 3 h after light 517.1073333333334 458.669 603.5 6 h after light 460.397 438.749 483.686 9 h after light 291.5056666666667 278.409 313.553 12 h after light 161.351 133.912 205.576 3 h after dark 122.00033333333333 119.78 124.753 6 h after dark 304.745 269.936 359.751 9 h after dark 465.50266666666664 393.059 541.948 12 h after dark 919.53 866.034 983.843