[vsnet-alert 15303] SDSS J162520.29+120308.7 outburst

Denis Denisenko d.v.denisenko at gmail.com
Wed Jan 23 20:08:27 JST 2013


This dwarf nova in the period gap (Wils et al., arXiv:0910.3218; Olech
et al., arXiv:1103.5754) is in outburst according to MASTER-Amur
survey observations:

SDSS J162520.29+120308.7
  20130122.893  129C  MASTER-Amur
  20130122.925  128C  MASTER-Amur

Previous outbursts were detected by Catalina Sky Survey in July 2010
and March 2011. See lots of messages in vsnet-alert archives for July
2010 at http://ooruri.kusastro.kyoto-u.ac.jp/pipermail/vsnet-alert/2010-July/date.html
starting with [vsnet-alert 12056].

CRTS light curve is showing interesting behavior at minimum light:
http://nesssi.cacr.caltech.edu/catalina/20100705/1007051120874117074p.html
Quiescent magnitude was growing from 2007 to 2011 (from ~19.5 to
~18.0), but started to fade in 2012.

Denis Denisenko


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