NY Ser bright outbust NY Ser = PG 1510+234, the SU UMa-type dwarf nova with a long (orbital) period, is undergoing a bright outburst. The outburst may be a superoutburst. Time-resolved photometry during the presen outburst is strongly encouraged. The Kyoto team had obtained some immediate pre-superoutburst data, which will be useful in analyzing the present (super)outburst observations. YYYYMMDD(UT) mag observer 20010320.976 <148 (M. Reszelski) 20010321.948 <144 (M. Reszelski) 20010322.278 <144 (M. Simonsen) 20010325.380 <144 (M. Simonsen) 20010327.381 142 (M. Simonsen) 20010327.958 144 (M. Reszelski) 20010328.324 145 (M. Simonsen)