[vsnet-newvar 7864] SDSS J084054.15+045519.2: probable dwarf nova

[Taichi Kato]

SDSS J084054.15+045519.2: probable dwarf nova

ASAS-SN data:
https://asas-sn.osu.edu/light_curves/41a1f349-c1a8-4a08-83b7-d79d1b76c227

   This object showed relatively regular variations
since 2018.  The cycle length is somewhat shorter than
20 d.  Considering that this object is a close pair,
the amplitude of the CV component should be larger
and should recognized as a dwarf nova (type UGZ:).

084054.144 +045519.47 (2000.0) Gaia_DR2_582480170443653376 plx=0.487(0.145) dismod=11.6 pmra=-4.453(0.459) pmdec=-11.274(0.123) G=16.215 BP=15.463 RP=15.146
084054.153 +045518.58 (2000.0) Gaia_DR2_582480166148927744 plx=0.702(0.147) dismod=10.8 pmra=-5.262(0.232) pmdec=-11.656(0.139) G=15.931 BP=15.426 RP=15.059