[vsnet-alert 25518] Re: SDSS J083751.00+383012.5 brightening (polar)

[Patrick Schmeer pasc1312-aavso@yahoo.de via vsnet-alert]

 SDSS J083751.00+383012.5 (NLAM)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=132357
 
Complete ASAS-SN Sky Patrol (Shappee et al. 2014ApJ...788...48S
and Kochanek et al. 2017PASP..129j4502K) light curve and data:
https://asas-sn.osu.edu/sky-patrol/coordinate/bc1a41fe-e8ad-49e5-838d-e2746777c177
 
Zwicky Transient Facility (ZTF) light curve and data:
https://lasair.roe.ac.uk/object/ZTF18aacvbng/
 
The current bright state (outburst?) began on 2021 February 15.
A previous one was recorded from 2015 December 3 to 13.
Is this an AM Herculis-type variable (= polar) for sure?
 
Follow-up observations are encouraged.
 
Clear skies,
Patrick
-------
     Am Samstag, 6. März 2021, 00:44:42 MEZ hat Taichi Kato <tkato at kusastro.kyoto-u.ac.jp> Folgendes geschrieben:  
 
 SDSS J083751.00+383012.5 brightening (polar)

  Polar with dwarf nova-like outbursts.  Porb=0.1325 d.

  YYYYMMDD(UT)  mag  observer
  20210219.2147 16.249zr  (Zwicky Transient Facility Lasair (Masci+ 2019))
  20210223.2628 16.760zr  (Zwicky Transient Facility Lasair (Masci+ 2019))
  20210305.1819 16.725zr  (Zwicky Transient Facility Lasair (Masci+ 2019))

http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia21bfb/
Gaia21bfb    AT2021elw    2021-03-03 19:07:17    129.46246    38.50347    16.96    18.55    0.62    CV    2021-03-05 09:51:20    known CV CSS101203:083751+383013 in 3 mag outburst