[vsnet-outburst 26893] YZ LMi superoutburst (since Mar. 15)
Patrick Schmeer pasc1312-aavso@yahoo.de via vsnet-outburst
vsnet-outburst at ooruri.kusastro.kyoto-u.ac.jp
Wed Mar 24 13:41:53 JST 2021
YZ Leonis Minoris (UGSU+E, AM CVn star)
Eclipsing; orbital period 0.01966 d (28.31 min)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=132406
Complete ASAS-SN Sky Patrol light curve and data:
https://asas-sn.osu.edu/sky-patrol/coordinate/fa008a26-08da-425b-83d9-aaabf852a9bb
The current superoutburst began between 2021 March 9 and 15.
ZTF light curve, data, and images (via Lasair):
https://lasair.roe.ac.uk/object/ZTF17aackrzg/
Taichi Kato wrote:
> the brightening needs to be confirmed.
The brightening can also be seen in the ZTF images.
I did not follow this star very closely rececently, as outbursts
seemed to occur rather frequently. And according to VSX it
is a confirmed SU UMa-type dwarf nova.
Regards,
Patrick
-------
Am Mittwoch, 24. März 2021, 00:22:20 MEZ hat Taichi Kato <tkato at kusastro.kyoto-u.ac.jp> Folgendes geschrieben:
YZ LMi outburst? (AM CVn+E)
Normally at 19 mag. There is a bright star (SAO61493)
to the north and the brightening needs to be confirmed.
YYYYMMDD(UT) mag observer
20210317.3329 16.290zg (Zwicky Transient Facility Lasair (Masci+ 2019))
20210319.2298 17.436zr (Zwicky Transient Facility Lasair (Masci+ 2019))
20210321.2109 18.466zr (Zwicky Transient Facility Lasair (Masci+ 2019))
20210323.2368 17.840zr (Zwicky Transient Facility Lasair (Masci+ 2019))
20210323.3023 17.903zg (Zwicky Transient Facility Lasair (Masci+ 2019))
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