CY UMa superoutburst Nakajima-san has detected the presence of 0.3-mag superhumps. The current outburst is a superoutburst. YYYYMMDD(UT) mag observer 20090319.853 <141 (Jose Ripero) 20090321.833 <141 (Jose Ripero) 20090326.844 124 (Jose Ripero)