condition mean min max 4 h after light 888.8 888.8 888.8 8 h after light 1192.65 1044.5 1340.8 12 h after light 1476.75 1410.2 1543.3 4 h after dark 1481.65 1430.2 1533.1 8 h after dark 1701.0500000000002 1268.2 2133.9 12 h after dark 1049.6 760.6 1338.6