condition mean min max 3 h after light 771.8333333333334 662.449 985.884 6 h after light 1031.6433333333334 707.363 1578.76 9 h after light 835.6643333333334 511.636 1079.91 12 h after light 893.08725 735.587 1016.77 3 h after dark 1158.01 1097.33 1205.36 6 h after dark 1687.0133333333333 1310.23 2124.85 9 h after dark 2027.22 1589.08 2519.44 12 h after dark 1407.3000000000002 1287.9 1526.7