condition mean min max 2 h after light 561.763 552.038 571.171 6 h after light 378.951 367.757 399.259 10 h after light 232.85866666666666 222.448 243.92 2 h after dark 219.549 208.109 238.937 6 h after dark 262.1963333333333 245.988 277.298 10 h after dark 348.402 335.889 355.768