WY Tri possible superoutburst (please observe) Only past superhump observations were by T. Vanmunster in 2000, whose original data are probably already inaccessible. Observations are needed. YYYYMMDD(UT) mag observer 20170919.015 <172C (Eddy Muyllaert) 20170922.042 15.58C (Eddy Muyllaert)