V426 Oph outburst update YYYYMMDD(UT) mag observer 20010520.940 126 (E. Muyllaert) 20010520.982 124 (P. A. Dubovsky) 20010522.964 126 (E. Muyllaert) 20010522.983 125 (M. Reszelski) 20010523.056 124 (P. A. Dubovsky) 20010523.969 125 (P. A. Dubovsky) 20010523.976 126 (M. Reszelski) 20010524.972 125 (M. Reszelski) 20010524.985 125 (P. A. Dubovsky) 20010526.042 123 (P. A. Dubovsky) 20010527.940 116 (E. Muyllaert) 20010530.240 120 (M. Simonsen) 20010531.024 120 (M. Reszelski)