condition mean min max 2 h after light 513.3723333333334 498.17 523.194 6 h after light 474.111 469.461 478.37 10 h after light 386.812 375.536 408.699 2 h after dark 354.72 333.089 378.476 6 h after dark 349.0183333333333 327.15 360.182 10 h after dark 299.87766666666664 286.645 307.74