SIMBAD references

Additional magnitudes for 2012bi (CCD and unfiltered unless noted otherwise): 1994 Feb. 14, [21.0 (digital images from Palomar Sky Survey, red plate; via Rich); 1996 May 13, [20.5 (Palomar Sky Survey, blue plate; via Rich); 2011 Feb. 23.193, [19.0 (Rich); 2012 Feb. 26.44, [20.0 (CSS); Mar. 22.838, 15.7 (Nick James, Chelmsford, Essex, England; C11 telescope + ST9XE camera; red magnitude; position end figures 00s.22, 57".3; UCAC-3 reference stars; variable located just north of galaxy center and in plane of the edge-on galaxy); 22.882, 17.1 (Paolo Corelli, Pagnaco, Italy; 0.45-m f/4.5 telescope; position end figures 00s.22, 57"; limiting mag 19.0; nothing visible on red POSS plate to limiting mag 20); 23.234, 16.1 (J. Brimacombe, Cairns, Australia; remotely using a 51-cm RCOS telescope + STL11K camera + luminance filter at the New Mexico Skies Observatory near Mayhill, NM, U.S.A.; position end figures 00s.25, 57".2; image posted at website URL http://www.flickr.com/photos/43846774@N02/7010245925/).