[vsnet-campaign-dn 5263] CH UMa in outburst

[Ohshima]

CH UMa in outburst

 UGSS type dwarf nova CH UMa is undergoing a outburst. It seems that
this star is rising now. 

Recewnt observations;
  20071203.875   149  (Gary Poyner)
  20071208.960   149  (Gary Poyner)
  20071210.896   148  (Gary Poyner)
  20071211.898   148  (Gary Poyner)
  20071216.832   149  (Gary Poyner)
  20071216.903  <143  (Eddy Muyllaert)
  20071218.122  144V  (Eienne Morelle)
  20071222.837  <146  (Gary Poyner)
  20071230.945  <142  (Jose Ripero)
  20080105.953   139  (Gary Poyner)
  20080105.985   140  (Eddy Muyllaert)
  20080106.092   136  (Gary Poyner)
  20080107.822   130  (Gary Poyner)
  20080107.981   129  (Eddy Muyllaert)

Past outbursts;
2003 Sep.   110  (Robert J. Modic)
2004 Sep.   113  (Eddy Muyllaert)
2005 Nov.   110  (Laurent Bichon)
2007 May.   108  (Wolfgang Kriebel)