SIMBAD references

S. Howerton, Arkansas City, KS, U.S.A.; A. J. Drake, S. G. Djorgovski, A. Mahabal, M. J. Graham, and R. Williams, California Institute of Technology; J. L. Prieto, Princeton University; M. Catelan, Pontificia Universidad Catolica de Chile; R. H. McNaught and G. Garradd, Australian National University; E. C. Beshore and S. M. Larson, Lunar and Planetary Laboratory, University of Arizona; and E. Christensen, Gemini Observatory, report the discovery of an apparent supernova in public images from the Siding Spring Survey (SSS).

---------------------------------------------------------------------------— SN 2012 UT R.A. (2000.0) Decl. Mag. Offset ---------------------------------------------------------------------------— 2012bu Jan. 16.69 10 52 56.61 -32 56 07.1 18.4 37".2 E, 27".7 S ---------------------------------------------------------------------------—

The variable was designated PSN J10525661-3256071 when it was posted at the Central Bureau's TOCP webpage and is here designated SN 2012bu based on the spectroscopic confirmation reported below. Further CCD magnitudes for 2012bu: 2010 June 26.40 UT, [19.2 (SSS); 2012 Jan. 18.436, 17.9 (Joseph Brimacombe, Cairns, Australia; 51-cm RCOS telescope + STL11K camera + luminance filter at the New Mexico Skies Observatory near Mayhill, NM, U.S.A.; position end figures 56s.53, 07".7); 18.45, 18.3 (L. Elenin, Lyubertsy, Russia; remotely taken at the ISON-NM Observatory near Mayhill with a 0.45-m f/2.8 telescope; position end figures 56s.52, 07".7; UCAC3 reference stars; limiting mag about 20.0). The image by Brimacombe is posted at the following website URL: http://www.flickr.com/photos/43846774@N02/6722843895/.