condition mean min max 4 h after light 2031.3827795000002 1897.311766 2165.453793 8 h after light 2062.0883245 2060.285277 2063.891372 12 h after light 2072.406824 1853.30898 2291.504668 4 h after dark 2026.8639835 1984.385558 2069.342409 8 h after dark 1815.8194855000002 1569.516426 2062.122545 12 h after dark 1556.795131 1556.795131 1556.795131