condition mean min max 4 h after light 253.8056585 223.730816 283.880501 8 h after light 223.4832905 220.637712 226.328869 12 h after light 284.2611395 283.828684 284.693595 4 h after dark 279.4412385 271.211216 287.671261 8 h after dark 346.4610675 285.198728 407.723407 12 h after dark 355.854475 355.854475 355.854475