condition mean min max 4 h after light 1334.16 1302.16 1366.16 8 h after light 916.8095000000001 905.134 928.485 12 h after light 481.27099999999996 470.871 491.671 4 h after dark 550.3335 494.111 606.556 8 h after dark 1138.67 1102.06 1175.28 12 h after dark 1396.045 1363.75 1428.34