GY Hya outburst YYYYMMDD(UT) mag observer 20010425.512 <144 (R. Stubbings) 20010426.476 <144 (R. Stubbings) 20010426.826 <153 (A. Pearce) 20010428.428 <144 (R. Stubbings) 20010429.451 <144 (R. Stubbings) 20010429.582 <150 (A. Pearce) 20010430.447 <144 (R. Stubbings) 20010430.797 151 (A. Pearce) 20010501.603 150 (R. Stubbings) 20010502.799 148 (A. Pearce)