V426 Oph outburst YYYYMMDD(UT) mag observer 20010216.769 124 (T. Watanabe) 20010219.165 124: (M. Reszelski) 20010220.233 127 (E. Muyllaert) 20010223.192 128 (M. Reszelski) 20010224.094 126 (M. Reszelski) 20010307.131 127 (M. Reszelski) 20010327.417 118 (M. Simonsen) 20010328.359 120 (M. Simonsen)