FY Vul outburst YYYYMMDD(UT) mag observer 20010906.017 141 (M. Simonsen) 20010908.990 142 (G. Poyner) 20010911.006 141 (M. Simonsen) 20010913.001 144 (G. Poyner) 20010915.940 144 (M. Simonsen) 20010918.933 137 (M. Reszelski)