[vsnet-alert 18002] Re: [vsnet-outburst 17664] PNV J06483343+0656236: new transient (11.6 mag) in Monoceros

[Hiroyuki Maehara]

 The object was detected on V-band images taken on Nov 22.74 
in the course of the Kamogata/Kiso Wide-field Survey (KWS). 
Nothing is visible at the position of PNV on the KWS archival
images taken on Nov 20.76.

object                date(UT)       mag.     code  err.
PNV_J06483343+0656236 20141120.75755 <13.4V   KW2   --
PNV_J06483343+0656236 20141120.75794 <13.4V   KW2   --
PNV_J06483343+0656236 20141122.74012 12.165:V KW2   0.157
PNV_J06483343+0656236 20141122.74052 11.554V  KW2   0.091


On Sat, Nov 22, 2014 at 20:33:37, Patrick Schmeer wrote:
> PNV J06483343+0656236
> 
> R.A. 06h48m33.43s  Decl. +06°56'23.6"  (J2000.0)
> 2014 Nov. 22.569 UT, 11.6 mag (CCD, unfiltered)
> Discoverer: Shizuo Kaneko
> 
> "2014 11 22.569
> Discovered by S. Kaneko, Shizuoka-ken, Japan, using
> 200-mm f/2.8 lens + Digital camera, who writes nothing
> is visible at this location on his two recent frames (limiting
> mag.= 14s) taken on 2014 Nov. 14 and 18 UT using same
> patrol camera. The star was confirmed on the following
> five frames taken after discovery."
> 
> http://www.cbat.eps.harvard.edu/unconf/followups/J06483343+0656236.html
> 
> Probably a CV with large outburst amplitude -
> blue 18 magnitude (presumable) counterpart:
> - USNO-B1.0 0969-0123155 (06 48 33.455 +06 56 23.33):
>   B1= 17.43, R1= 17.25, B2= 18.51, R2= 17.61, I= 16.92 mag
> - GSC 2.3.2 N7YV003583 (06 48 33.408 +06 56 23.43):
>   V= 18.01, F= 18.14, j= 18.98, N= 16.88 mag
> - 2MASS 06483347+0656231 (06 48 33.474 +06 56 23.18):
>   J= 15.892, H= 15.431, K= 15.013 mag
> - WISE J064833.46+065623.3 (06 48 33.461	+06 56 23.35):
>   W1= 14.908, W2= 14.868 mag
> 
> Clear skies,
> Patrick