Rare outburst of CT Hya R. Stubbings reports that the SU UMa-type dwarf nova CT Hya is undergoing a bright outburst. YYMMDD(UT) mag observer 980125.076 <155 (G. Poyner) 980126.050 <155 (G. Poyner) 980127.483 <146 (R. Stubbings) 980129.500 144 (R. Stubbings) 980129.632 144 (R. Stubbings) The last secure superoutburst was observed in 1995 Feb. - Mar., during which Nogami et al. (1996, PASJ 48, 607) discovered superhumps with a period of 0.06505 day. Further observations are encouraged. Regards, Taichi Kato