[vsnet-alert 25330] OT J170606.1+255153 outburst (since Jan. 30)

Patrick Schmeer pasc1312-aavso@yahoo.de via vsnet-alert vsnet-alert at ooruri.kusastro.kyoto-u.ac.jp
Fri Feb 5 17:17:58 JST 2021


 EQ J170606.1+255153 (UG)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=132776
 
I noticed the current outburst already yesterday in Zwicky Transient
Facility (ZTF) data but failed ro report it:
https://lasair.roe.ac.uk/object/ZTF18abpaake/
 
Recent ASAS-SN Sky Patrol (Shappee et al. 2014ApJ...788...48S
and Kochanek et al. 2017PASP..129j4502K) light curve and data:
https://asas-sn.osu.edu/sky-patrol/coordinate/b3b0bf7d-cab8-4663-9bd9-3952f8d368fb
OT_J170606.1+255153 20210126.492 <16.94g ASN
OT_J170606.1+255153 20210130.539 15.79g ASN
OT_J170606.1+255153 20210131.473 15.46g ASN
OT_J170606.1+255153 20210201.460 15.54g ASN
 
Previous outbursts were recorded on 2003 June 17-18, 2014 March 19,
2016 May 12-13, 2018 August 23-24, and 2019 October 2.
The mean cycle length appears to be about 420 days.
 
Time-resolved photometry is encouraged.
 
Clear skies,
Patrick
-------
     Am Freitag, 5. Februar 2021, 01:43:50 MEZ hat Taichi Kato <tkato at kusastro.kyoto-u.ac.jp> Folgendes geschrieben:  
 
 OT J170606.1+255153 bright outburst

  (See IAUC 8153)

  YYYYMMDD(UT)  mag  observer
  20210204.4985 15.972zr  (Zwicky Transient Facility Lasair (Masci+ 2019))
  20210204.5316 15.780zg  (Zwicky Transient Facility Lasair (Masci+ 2019))

170606.136 +255153.12 (2000.0) GALEX_DR5_6375348989590506432 NUV=22.111(0.342) FUV=21.921(0.360)

  


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