[vsnet-alert 26011] ASASSN-21iy superoutburst (since May 24): dipping event

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

 ASASSN-21iy (UGWZ)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=2222703
 
Adam Kawash (ASAS-SN) reports that ASASSN-21iy has just recovered
from a dipping event.
 
Recent ASAS-SN Sky Patrol light curve and data:
https://asas-sn.osu.edu/sky-patrol/coordinate/549f72ad-fe9a-4ac4-9045-73563d6fc60c
 
Such dips have been observed in WZ Sge-type superoutbursts before.
Follow-up observations are encouraged.
 
Clear skies,
Patrick
------------
References:
All-Sky Automated Survey for Supernovae (ASAS-SN) Sky Patrol:
- Shappee et al., 2014ApJ...788...48S
- Kochanek et al., 2017PASP..129j4502K
------------
Am Montag, 7. Juni 2021, 02:31:09 MESZ hat Taichi Kato Folgendes geschrieben:

ASASSN-21iy: new SU UMa-type dwarf nova

Berto Monard and Josch Hambsch have reported observations.
The most recent data by Monard on June 5 detected clear
superhumps (nearly 0.2 mag) with a period of 0.0568(1) d.