GZ Cnc outburst GZ Cnc = TmzV34 is undergoing a relatively rare outburst (the last reported outburst being in 2000 December, by H. Itoh). YYYYMMDD(UT) mag observer 20020104.799 <137 (Hitoshi Itoh) 20020116.933 <137 (Pavol A. Dubovsky) 20020118.948 <137 (Pavol A. Dubovsky) 20020202.899 <137 (Pavol A. Dubovsky) 20020203.873 <142 (Pavol A. Dubovsky) 20020204.831 <142 (Pavol A. Dubovsky) 20020205.860 <142 (Pavol A. Dubovsky) 20020214.949 <144 (Pavol A. Dubovsky) 20020215.903 <142 (Pavol A. Dubovsky) 20020216.851 <142 (Pavol A. Dubovsky) 20020308.942 <142 (Pavol A. Dubovsky) 20020309.657 <137 (Hitoshi Itoh) 20020310.908 <144 (Pavol A. Dubovsky) 20020311.868 133 (Pavol A. Dubovsky) The object is also a ROSAT X-ray source: GSC819.892 091551.69 +090049.9 (2000.0) 12.99 1 USNO0975.06284313 091551.768 +090050.92 (2000.0) 14.5 15.6 091551.6 +090047 (2000.0) RXJ0915.8+0900 CV 091551.6 +090049 (2000.0) TmzV34 13.1 <15.0p L - - 091552.2 +090055 (2000.0) 1RXS_J091552.3+090056 0.181 0.53 0.15 091551.7 +090049 (2000.0) CNCGZ UG 13.1 15.4 V - - - - Although past VSNET campaign in 2000 Feburary yielded rather little short-term variation, further observations would be recommended. (The slow rise during the 2000 February outburst rather suggest a long-period system). Regards, Taichi Kato VSNET Collaboration team