condition mean min max 4 h after light 1354.9 1354.9 1354.9 8 h after light 1275.4 1213.2 1337.6 12 h after light 1044.05 803.0 1285.1 4 h after dark 860.4 793.3 927.5 8 h after dark 861.5999999999999 784.8 938.4 12 h after dark 1092.55 848.5 1336.6