condition mean min max 2 h after light 216.655 200.984 226.487 6 h after light 234.555 224.472 251.011 10 h after light 252.061 231.45 281.368 2 h after dark 311.32466666666664 298.701 319.299 6 h after dark 375.90566666666666 366.936 384.39 10 h after dark 444.025 419.676 480.034