[vsnet-alert 25715] GO Com outburst (since Apr. 12)

Patrick Schmeer pasc1312-aavso@yahoo.de via vsnet-alert vsnet-alert at ooruri.kusastro.kyoto-u.ac.jp
Tue Apr 13 16:28:56 JST 2021


 GO Comae Berenices (UGSU)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=9799

The current outburst was first detected by Jeremy Shears
(see message below), who caught it on the rise.

Recent ASAS-SN Sky Patrol light curve and data:
https://asas-sn.osu.edu/sky-patrol/coordinate/f30a4383-202c-4dc0-8ec6-7542f9d93c04
COMGO 20210411.282 <17.37g ASN
COMGO 20210413.092 13.39g ASN
COMGO 20210413.093 13.38g ASN
COMGO 20210413.095 13.38g ASN

ZTF light curve, data, and images (via Lasair):
https://lasair.roe.ac.uk/object/ZTF17aabziqr/
COMGO 20210413.2708 13.21zg ZTF ("difference magnitude" via Lasair)
 
Visual magnitude estimate by P. Schmeer, Bischmisheim, Germany:
COMGO 20210412.85 <138 SPK
 
The latest recorded superoutburst occurred in 2018 July.

Clear skies,
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
Lasair:
- Smith et al., 2019RNAAS...3...26S
Zwicky Transient Facility (ZTF):
- Masci et al., 2019PASP..131a8003M
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     Am Dienstag, 13. April 2021, 00:03:03 MESZ hat Jeremy Shears <bunburyobservatory at hotmail.com> Folgendes geschrieben:  
 
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GO Com  Apr 12.914   14.0C

  
 
Jeremy Shears

Cheshire, UK

  
 
Sent from Mail for Windows 10

  
   


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