[vsnet-alert 24015] Re: TCP J15305274-0405572(= ZTF20aareovl): possible WZ Sge-type object

[FIDRICH Róbert fidusz@gmail.com via vsnet-alert]

TCP J15305274-0405572 2020 02 27.2188UT 13.649V (0.008) FID

2x90s V images made with 0.43m iTelescope.net reflector Nerpio, Spain.

Position end figures were 52.67 and 59.4 in R.A. and Dec.


Róbert Fidrich
HAA/VSS


2020. 02. 27. 3:11 keltezéssel, Kojiguchi Naoto írta:
> TCP J15305274-0405572(= ZTF20aareovl): possible WZ Sge-type object
> 
>     Large outburst amplitude of of 8.5 mag.  Possible WZ Sge-type object.
> 
> TCP J15305274-0405572   2020 02 26.7813*  15 30 52.74 -04 05 57.2  12.5 
> U             Lib       9 0
> 
> 2020 02 26.781
> Discovered by Hideo Nishimura, Kakegawa, Shizuoka-ken, Japan, who found 
> this star on two frames (limit mag.= 14.5)
> taken with Canon EOS 6D digital camera + 200-mm f/3.2 lens, who writes 
> nothing is visible at the discovery position
> on three frames taken on 2020 February 23.785 UT by same instrument 
> under the limiting mag.= 14.7. Nishimura writes
> a faint blue star (mag.= 20) at this location on Pan-STARS image.
> 
> IDs:
> 153052.65 -040559.31 PS1_103082327193830608 g=21.1151(0.0671) 
> r=21.0048(0.0262) i=21.0535(0.0870) z=20.6671(0.0183)
> 
> Lasair:
> https://lasair.roe.ac.uk/object/ZTF20aareovl/
> 
> TCPJ15305274-0405572 20202023.785 125C (Hideo Nishimura)
> TCPJ15305274-0405572 20200226.522 133zg (Zwicky Transient Facility 
> Lasair (Masci+ 2019))
> 
>