condition mean min max 4 h after light 478.336 318.932 634.78 8 h after light 143.24603333333334 50.4171 248.137 12 h after light 116.7804 67.441 183.058 4 h after dark 246.854 191.455 275.641 8 h after dark 463.30033333333336 330.13 574.003 12 h after dark 665.703 618.57 704.933