condition mean min max 4 h after light 386.5664005 378.045561 395.08724 8 h after light 484.403177 451.703328 517.103026 12 h after light 516.1728820000001 487.419929 544.925835 4 h after dark 546.105855 500.662408 591.549302 8 h after dark 541.0562945 432.803609 649.30898 12 h after dark 474.079263 474.079263 474.079263