condition mean min max 3 h after light 227.677 199.532 257.611 6 h after light 273.919 262.388 292.927 9 h after light 348.4273333333333 341.15 360.82 12 h after light 258.8975 186.255 300.527 3 h after dark 201.76666666666668 194.997 209.38 6 h after dark 165.005 162.593 167.248 9 h after dark 141.56933333333333 128.45 157.848 12 h after dark 151.5155 151.335 151.696