[vsnet-alert 17502] V611 Her outburst

[Denis Denisenko]

MASTER-Tunka robotic telescope has caught this UGSU-type dwarf nova in
outburst a few hours ago:

V611 Her
  20140718.627  15.01C  MASTER-Tunka
  20140718.660  15.07C  MASTER-Tunka
  20140718.666  15.01C  MASTER-Tunka
  20140718.680  14.94C  MASTER-Tunka
  20140718.716  15.08C  MASTER-Tunka

The latest negative observation in AAVSO database is 3 weeks old:
  20140627.997  <181CV  Eddy Muyllaert

Variability range in AAVSO VSX is 14.9 - 21.0: CV.
Light curve from Catalina Sky Survey:
http://nesssi.cacr.caltech.edu/catalina/20120608/1206081210854103927p.html
V611 Her = SDSS J164449.43+195940.0 (u=20.31 g=20.58 r=20.53 i=20.39 z=19.85)

Gianluca Masi has obtained the observations during June 2012 outburst
[vsnet-alert 14648, 14651]. Two superhump maxima were detected, the
best period was measured to be 0.0636(4)d (T. Kato et al.,
2013PASJ...65...23K, arXiv:1210.0678).

Denis Denisenko
Member of MASTER team at SAI MSU