condition mean min max 4 h after light 354.700549 283.419008 425.98209 8 h after light 419.5141975 378.408649 460.619746 12 h after light 348.53387 306.770518 390.297222 4 h after dark 393.4876285 357.674024 429.301233 8 h after dark 341.680157 291.630082 391.730232 12 h after dark 484.155239 484.155239 484.155239