[IAUC] CBET 1544: 20081021 : SUPERNOVA 2008gk

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Mar Oct 21 18:39:27 ARST 2008


                                                  Electronic Telegram No. 1544
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
M.S. 18, Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
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CBAT en CFA.HARVARD.EDU (science)
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SUPERNOVA 2008gk
     H. Mikuz, Crni Vrh Observatory, reports the discovery by Stanislav
Maticic of an apparent supernova (mag 18.2) on four unfiltered CCD images
(bandpass roughly equivalent to the R band) taken around Oct. 20.74 UT with
the 60-cm f/3.3 Cichocki reflector in the course of the Comet and Asteroid
Search Program (PIKA) at Crni Vrh.  The new object is located at R.A. =
18h53m04s.48, Decl. = +38o45'44".4 (equinox 2000.0; uncertainty about 0".2),
which is approximately 7" west and 6" north of the center of a nearby
presumed-host galaxy.  An image of the new object has been posted at the
following website URL:  http://www.observatorij.org/Data/sn/PSN081020.jpg
Four PIKA R-band archival images obtained around Sept. 9.80 under moonlit
conditions clearly show this object at magnitude R = 17.7 +/- 0.1.  Nothing
is visible at this position on unfiltered archival PIKA images obtained on
2005 July 4 (limiting magnitude 18.5) or on several Digitized Sky Survey
red and blue images from the Palomar Sky Survey.


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                         (C) Copyright 2008 CBAT
2008 October 21                  (CBET 1544)              Daniel W. E. Green



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