DF Cyg brighter? YYYYMMDD(UT) mag observer 20000902.701 136 (T. Watanabe) 20000919.535 137 (T. Watanabe) 20000926.551 136 (T. Watanabe) 20000927.921 <126 (O. Pejcha) 20001009.560 135 (T. Watanabe) 20001011.544 136 (T. Watanabe) 20001012.510 137 (T. Watanabe) 20001026.580 131 (T. Watanabe) 20001104.419 136 (T. Watanabe) 20001123.387 129 (T. Watanabe)