[vsnet-alert 24014] TCP J15305274-0405572(= ZTF20aareovl): possible WZ Sge-type object

[Kojiguchi Naoto]

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))