condition mean min max 4 h after light 195.9751885 96.108866 295.841511 8 h after light 246.4075505 141.273794 351.541307 12 h after light 1489.573716 92.801648 2886.345784 4 h after dark 367.5792375 320.604196 414.554279 8 h after dark 1081.3901665 87.246986 2075.533347 12 h after dark 287.770518 287.770518 287.770518