condition mean min max 4 h after light 763.2864999999999 729.731 796.842 8 h after light 665.9704999999999 652.66 679.281 12 h after light 586.6925 564.591 608.794 4 h after dark 577.3805 530.269 624.492 8 h after dark 817.7715000000001 804.268 831.275 12 h after dark 814.4385 800.595 828.282