Superoutburst of CI UMa The outburst (cf. AAVSO News Flash No. 254; vsnet-obs 9596) of CI UMa (SU UMa-type dwarf nova) now seems likely to be a superoutburst, as indicated by the following observations. YYMMDD(UT) mag observer 980119.926 <153 (G. Poyner) 980124.887 <153 (G. Poyner) 980126.024 <153 (G. Poyner) 980130.041 141 (J. Bortle, from AAVSO News Flash No. 254) 980131.910 146 (T. Kinnunen) 980202.840 143 (G. Poyner) Follow-up observations are strongly encouraged. Regards, Taichi Kato