[vsnet-alert 26024] ASASSN-19ct (AM CVn star): superoutburst in April-May

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

 ASASSN-19ct (AM CVn star)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=684243
 
Recent ASAS-SN Sky Patrol light curve and data:
https://asas-sn.osu.edu/sky-patrol/coordinate/8f23a58f-23ac-434a-af56-9e3d8f870140
 
Precursor outburst on 2021 April 21, followed by a superoutburst
from April 26 to May 14 (with a dip from May 5 to 7). A short
rebrightening occurred on May 18.
A normal outburst had been observed January 12-13, see also
http://ooruri.kusastro.kyoto-u.ac.jp/mailarchive/vsnet-alert/25245
 
Regards,
Patrick
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References:
All-Sky Automated Survey for Supernovae (ASAS-SN) Sky Patrol:
- Shappee et al., 2014ApJ...788...48S
- Kochanek et al., 2017PASP..129j4502K
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Am Donnerstag, 13. Mai 2021, 07:25:15 MESZ hat Taichi Kato Folgendes geschrieben:

ASASSN-19ct outburst

AM CVn star.  Relatively faint outburst but long.

  YYYYMMDD(UT)  mag  observer
  20210505.606  151  (Rod Stubbings)
  20210509.615  149  (Rod Stubbings)
  20210511.675  149  (Rod Stubbings)
  20210512.622  151  (Rod Stubbings)