condition mean min max 4 h after light 259.183 255.659 262.707 8 h after light 90.3059 65.4908 115.121 12 h after light 132.9985 119.358 146.639 4 h after dark 342.61300000000006 330.619 354.607 8 h after dark 645.227 636.454 654.0 12 h after dark 498.03249999999997 481.573 514.492