[vsnet-alert 23425] Re: ASASSN-19rg: rebrightening (second superoutburst?)

Thu Jul 25 03:39:47 JST 2019

ASASSN-19rg  (UGWZ)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=838131

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/fe16c6c4-6021-47b0-8c56-eeb8bc71556c

Further brightening:
ASASSN-19rg 20190724.069  14.02g ASN
ASASSN-19rg 20190724.070  14.02g ASN
ASASSN-19rg 20190724.071  14.00g ASN

Similar magnitudes were reported by Josch Hambsch (HMB):
https://www.aavso.org/apps/webobs/results/?star=ASASSN-19rg

The first superoutburst had begun on July 5.
Time-resolved photometry is urgently required.

Clear skies,
Patrick
-------------------------------
Taichi Kato wrote (vsnet-alert 23417):

Josch Hambsch also recorded this rebrightening.
If this is indeed the expected second superoutburst
(vsnet-alert 23399), ordinary superhumps are expected
to be growing now. Observations are strongly encouraged.
...
http://ooruri.kusastro.kyoto-u.ac.jp/mailarchive/vsnet-alert/23417