[vsnet-alert 23172] Re: AL Com outburst

Mon Apr 15 17:07:16 JST 2019

AL Comae Berenices  (UGWZ)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=9667

Outburst also observed by the ASAS-SN Sky Patrol (Shappee et al.
2014ApJ...788...48S and Kochanek et al. 2017PASP..129j4502K):
https://asas-sn.osu.edu/light_curves/0ca0f6b2-444d-43dc-8cfe-90343b395467

COMAL 20190413.219 <17.48g ASN
COMAL 20190414.255  13.37g ASN
COMAL 20190415.216  12.90g ASN

WZ Sge-type dwarf nova with relatively frequent outbursts.
Time-resolved photometry is strongly recommended.

Clear skies,
Patrick
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"Hiroyuki Maehara" <mira at cetus-net.org> wrote:

Subject: [vsnet-alert 23171] AL Com outburst

Moriyama-san reported an outburst of AL Com.

CCD magnitude estimates by VSOLJ members

object  YYYYMMDD(UT)    mag   code
COMAL   20190414.77245  130C  Myy.VSOLJ

Observer: Masayuki Moriyama (Nagasaki, Japan)
Instruments: 20cmSCT + ST-8XME