[vsnet-alert 24097] Re: TCP J19284200+1942480: new transient (11.9 mag) in Vulpecula (not yet confirmed)

[Patrick Schmeer pasc1312-aavso@yahoo.de via vsnet-alert]

 TCP J19284200+1942480 was no astronomical transient,
but CCD noise – according to the "discoverer(s)":
http://www.cbat.eps.harvard.edu/unconf/followups/J19284200+1942480.html
 
Regards,
Patrick
-------
 
     Am Samstag, 21. März 2020, 20:10:48 MEZ hat Keisuke Isogai <isogai at kusastro.kyoto-u.ac.jp> Folgendes geschrieben:  
 
 Kyoto U. team took a snapshot, but there is no bright object
around the reported position. Because the area is very crowd,
we might miss the target.

Robert Fidrich also reported the same indication to CBAT.
> Nothing is visibe at the given positition on a 30s image (limiting mag = 13.1) taken on March 21.1556UT by Monika Landy-Gyebnar (Veszprém, Hungary) using a 300mm focus Tamron f/5.6 telephoto lens with a Nikon D5300 camera. -- Robert Fidrich (Budapest, Hungary)

Confirmation is needed.

On 2020/03/21 16:45, Patrick Schmeer pasc1312-aavso at yahoo.de via vsnet-alert wrote:
> TCP J19284200+1942480  (N:/UG:)
> https://www.aavso.org/vsx/index.php?view=detail.top&oid=1543685
>  
> RA 19h28m42.00s, DE +19°42'48.0" (J2000.0)
> 2020 March 19.7836 UT, mag. 11.9 (CCD, unfiltered)
> Discoverers: Koichi Nishiyama and Fujio Kabashima (Japan)
>  
> See also the follow-up reports at
> http://www.cbat.eps.harvard.edu/unconf/followups/J19284200+1942480.html
>  
> Highly reddened galactic classical nova?
> Spectroscopy, precise astrometry, and multiband as well as
> time-resolved photometry are urgently required.
>  
> Clear skies,
> Patrick