condition mean min max 3 h after light 626.25975 316.627 965.141 7 h after light 474.45775 293.674 636.837 11 h after light 487.8275 259.206 654.962 2 h after dark 509.1139166666667 372.996 633.336 6 h after dark 736.3468333333333 510.682 919.104 10 h after dark 766.6765833333334 496.415 929.364