condition mean min max 4 h after light 584.8978050000001 548.825161 620.970449 8 h after light 448.0767915 415.598297 480.555286 12 h after light 700.124012 599.098174 801.14985 4 h after dark 955.3132315 790.512822 1120.113641 8 h after dark 798.988783 752.283971 845.693595 12 h after dark 927.513256 927.513256 927.513256