condition mean min max 3 h after light 331.376 276.395 406.058 6 h after light 226.05833333333334 201.208 248.161 9 h after light 87.6977 58.7662 110.322 12 h after light 24.2492 17.0073 38.1667 3 h after dark 95.445 82.651 102.585 6 h after dark 280.1 241.891 344.942 9 h after dark 387.7183333333333 308.748 438.741 12 h after dark 406.762 353.476 435.805