condition mean min max 3 h after light 438.91133333333335 346.361 503.248 6 h after light 419.97499999999997 398.099 461.063 9 h after light 374.554 353.215 390.499 12 h after light 449.03700000000003 377.146 519.292 3 h after dark 507.018 471.09 530.328 6 h after dark 531.2416666666667 491.776 559.427 9 h after dark 532.3023333333333 503.342 548.507 12 h after dark 426.4836666666667 390.606 468.331