[vsnet-alert 23384] OT J210404.7+463112.9: possible WZ Sge-type dwarf nova candidate

[Kojiguchi Naoto]

OT J210404.7+463112.9 (aka PSN J21040470+4631129): possible WZ Sge-type dwarf nova candidate.

    This outburst is about 8.5 mag amplitude. Mv = 11.77 in quiescence.

PSN J21040470+4631129   2019 07 12.4900*  21 04 04.70 +46 31 12.9   9.2 U             Cyg       9 0


[Gaia DR2]
210404.68 +463114.47 plx=9.13 pmRA=6.23 pmDE=-46.32 G=17.77 B-R=0.58
[ps1]
210404.69 +463113.78 g=18.2 r=18.0 i=18.1 z=18.1
[emitters(Hα emission line sources from IPHAS)]
210404.68 +463114.30