2011CBET.2752....1K

Further to CBET 2721, M. Kandrashoff, S. B. Cenko, W. Li, and A. V. Filippenko report the LOSS discovery of an apparent supernova on unfiltered KAIT images. The object was designated PSN J14243612+3516387 when posted on the Central Bureau's TOCP webpage and is here designated SN 2011dt based on the spectroscopic confirmation reported below.

---------------------------------------------------------------------------— SN 2011 UT R.A. (2000.0) Decl. Mag. Offset ---------------------------------------------------------------------------— 2011dt June 8.30 14 24 36.12 +35 16 38.7 18.6 14".3 E, 9".0 S ---------------------------------------------------------------------------—

Additional CCD magnitudes (unfiltered unless noted otherwise) for 2011dt: 2010 May 30.30 UT, [19.6 (KAIT); 2011 June 9.26, 18.7 (KAIT); 10.168, 17.9 (Joseph Brimacombe, Cairns, Australia; position end figures 36s.14, 38".6); 13.40, 19.2 (P. Miller, P. Roche, A. Tripp, R. Miles, R. Holmes, S. Foglia, and L. Buzzi, 2.0-m f/10 "Faulkes Telescope North" + Bessel R filter, at Haleakala, Hawaii, in 1".2 seeing; position end figures 36s.16, 38".8); 25.958, 17.8 (Xavier Bros, Ager, Catalonia, Spain, 35-cm telescope + ST8XME camera; position end figures 36s.03, 39".2). Brimacombe's image is posted at website URL http://www.flickr.com/photos/43846774@N02/5819582576/. Miller et al. posted their image at http://www.apan.it/pianetini/pub/psn/PSN-UGC9233.jpg. Bros' image is posted at http://anysllum.com/SNUGC9233.jpg.