[vsnet-alert 17906] Re: PSN J12215757+0428185: possible supernova (13.6 mag) in M61

Patrick Schmeer pasc1312-aavso at yahoo.de
Thu Oct 30 06:30:54 JST 2014


"Discovered by K. Itagaki, Yamagata, Japan, on an unfiltered
CCD frame using 0.50-m f/6.8 reflector at Takanezawa
station, Tochigi-ken. PSN was confirmed on the following
five frames taken after the discovery. Nothing is visible at
this location on his past frames and verifying was done on
a frame (limiting mag.= 19.5) taken on 2008 April 5.596 UT.
Discovery image is put at http://www.k-itagaki.jp/images/4303.jpg."

http://www.cbat.eps.harvard.edu/unconf/followups/J12215757+0428185.html

--------------------------------------------
Patrick Schmeer <pasc1312-aavso at yahoo.de> wrote:

 Betreff: [vsnet-alert 17905] PSN J12215757+0428185: possible supernova (13.6 mag) in M61
  
 PSN J12215757+0428185 in M61 (NGC 4303)
 Discovered by Koichi Itagaki (Yamagata, Japan)
 2014 Oct. 29.8376 UT, 13.6 mag (CCD, unfiltered)
 R.A. 12h21m57.57s  Decl. +04°28'18.5"  (J2000.0)
 
 http://www.cbat.eps.harvard.edu/unconf/followups/J12215757+0428185.html
 
 Clear skies,
 Patrick


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