V436 Cen outburst The SU UMa-type dwarf nova V436 Cen is undergoing a relatively rare outburst. The last outburst (normal outburst) was observed around 2000 Jan. 1, reaching mv=11.8. The last reported superoutburst occurred in 1998 October. The present brightness does not exclude the possibility of a superoutburst. YYYYMMDD(UT) mag observer 20000513.543 <150 (A. Pearce) 20000517.556 <146 (A. Pearce) 20000518.526 <147 (A. Pearce) 20000519.548 <148 (A. Pearce) 20000521.483 <153 (A. Pearce) 20000522.478 <153 (A. Pearce) 20000524.419 <145 (P. Williams) 20000524.552 <153 (A. Pearce) 20000525.489 <153 (A. Pearce) 20000602.460 <148 (P. Williams) 20000604.799 <142 (B. Monard) 20000606.419 <140 (P. Williams) 20000617.454 <148 (A. Pearce) 20000618.426 <134 (R. Stubbings) 20000619.443 119 (R. Stubbings) 20000619.457 119 (A. Pearce)