[vsnet-alert 23173] CRTS J213937.6-023913: possible superoutburst

Tue Apr 16 07:33:19 JST 2019

CRTS J213937.6-023913  (UGSU:)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=238683

Recent ASAS-SN Sky Patrol (Shappee et al. 2014ApJ
...788...48S and Kochanek et al. 2017PASP..129j4502K)
data and light curve:
https://asas-sn.osu.edu/light_curves/1f7bea9a-3090-4350-b1e7-d62fdd492b2e

Time-resolved photometry is strongly recommended,
but will be difficult to achieve.

"No very apparent superhumps were present" during
the previously observed long outburst, which began
on 2018 October 24:
http://ooruri.kusastro.kyoto-u.ac.jp/mailarchive/vsnet-alert/22654
http://ooruri.kusastro.kyoto-u.ac.jp/mailarchive/vsnet-alert/22672

Clear skies,
Patrick