2011CBET.2897....1H

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 Catalina Sky Survey (CSS).

---------------------------------------------------------------------------— SN 2011 UT R.A. (2000.0) Decl. Mag. Offset ---------------------------------------------------------------------------— 2011hn Oct. 3.48 9 03 17.45 +30 35 36.4 17.8 35".5 E, 7".6 N ---------------------------------------------------------------------------—

This variable was designated PSN J09031745+3035364 when it was posted on the Central Bureau's TOCP webpage and is here designated SN 2011hn based on the spectroscopic confirmation reported below. Further unfiltered CCD magnitudes for 2011hn: Apr. 30.22 UT, [18.7 (CSS); Oct. 6.464 (Joseph Brimacombe, Cairns, Australia; position end figures 17s.42, 41".0); 10.438, 17.3 (Brimacombe); 14.48, 17.4 (Brimacombe); 19.497, 17.3 (Brimacombe). Brimacombe's Oct. 6 image is posted at URL http://www.flickr.com/photos/43846774@N02/6222045988/; his Oct. 10 image is at http://www.flickr.com/photos/43846774@N02/6233343508/; his Oct. 14 image is at http://www.flickr.com/photos/43846774@N02/6247340829/; his Oct. 19 image is at http://www.flickr.com/photos/43846774@N02/6262398655/.