[vsnet-alert 21098] Re: TCP J18154219+3515598: new transient (12 mag) in Lyra

[Hiroyuki Maehara]

Recent KWS data suggest that the outburst started on May 28.
# Due to the low spatial resolution of the KWS images (18"/pix), 
# the object was blended with a nearby 11 mag star (UCAC4 627-057920).

KWS images:
 May 27.687
  http://kws.cetus-net.org/~maehara/VSdata.py?oid=4185411563
 May 28.712
  http://kws.cetus-net.org/~maehara/VSdata.py?oid=4193842738
 May 29.710
  http://kws.cetus-net.org/~maehara/VSdata.py?oid=4199364224

Light curve of UCAC4 627-057920:
http://kws.cetus-net.org/~maehara/VSdata.py?object=181544%2B3515.4&resolver=&plot=1&obs_ys=2017&obs_ms=05&obs_ds=20&obs_ye=&obs_me=&obs_de=&submit=Send+query

On Tue, Jun 06, 2017 at 09:58:22, Taichi Kato wrote:
> Re: TCP J18154219+3515598: new transient (12 mag) in Lyra
> 
>    ASAS-SN measurements (courtesy of the ASAS-SN team):
> 
> TCPJ18154219+3515598 20170527.525 <16.8V ASN
> TCPJ18154219+3515598 20170602.355 11.67V ASN
> TCPJ18154219+3515598 20170602.356 11.66V ASN
> TCPJ18154219+3515598 20170604.323 11.87V ASN
> TCPJ18154219+3515598 20170604.324 11.90V ASN
> TCPJ18154219+3515598 20170604.325 11.91V ASN
> 
>    The object was already in outburst on June 2.
> 
> # Fair use of "TCP" category for reporting such an object.
>