SIMBAD references

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; 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 unfiltered Catalina Sky Survey (CSS) images:

---------------------------------------------------------------------------— SN 2011 UT R.A. (2000.0) Decl. Mag. Offset ---------------------------------------------------------------------------— 2011gr Sep. 18.45 0 20 45.98 + 6 56 05.2 18.3 21".7 E, 2".4 N ---------------------------------------------------------------------------—

This variable was designated PSN J00204598+0656052 when it was posted on the Central Bureau's TOCP webpage and is here designated SN 2011gr based on the spectroscopic report below. Further CCD magnitudes for 2011gr, unfiltered unless otherwise noted: June 28.46 UT, [20.0 (CSS); Sept. 19.468, 18.7 (J. Brimacombe, Cairns, Australia; position end figures 45s.95, 05".1; image posted at website URL http://www.flickr.com/photos/43846774@N02/6166997171/); Oct. 2.092, R = 18.9 (Federica Luppi, Varese, Italy, 0.36-m f/7.9 reflector + Bessell R filter; position end figures 45s.94, 04".8; CMC-14 reference stars; image posted at http://www.astrogeo.va.it/pub/TOCP/PSN_P1310401.jpg).