condition mean min max 4 h after light 1447.2 1447.2 1447.2 8 h after light 1458.9499999999998 1452.3 1465.6 12 h after light 1576.1999999999998 1550.3 1602.1 4 h after dark 1486.0500000000002 1348.7 1623.4 8 h after dark 1520.85 1455.4 1586.3 12 h after dark 1609.8000000000002 1505.7 1713.9