Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PSN J04135273+1703481

PSN J04135273+1703481   2011 12 28.20  *  04 13 52.73 +17 03 48.1  18.6 U    7E   9S            D 0

2011 12 31.1150

Object detected at position end figures 52.67, 49.0 (UCAC3) Magnitude 18.2 U +/- 0.2. Limiting magnitude 19.5 . Sum of 17 x 60-sec images. Nothing visible at these coordinates on DSS. Observer: R. A. Koff, Bennett, Colorado USA (H09). Image posted at: http://antelopehillsobservatory.org/SNpictures/PSNJ04135273+1703481final.jpg

2012 01 07.912

Photometry: 17.35 +/-0.1 U Astrometry: RA 04 13 52.71 DEC. +17 03 48.4 (equinox 2000.0). GiaGa Obs Pogliano Milanese (MI) Italy (MPC 203). 0.28 cm f/6.8 Schmidt-Cassegrain + ST8XME, UCAC 2 reference stars exp. 18 min. (average of 6 images, each 180 sec.). Observers S. Foglia, G. Galli

2011 12 31.255

PSN J04135273+1703481 This possible supernova was seen with 7 x 10 min images using a luminance filter Astrometry: RA 04 13 52.73 Dec 17 03 48.0 Photometry: 18.0 +/- 0.1 L These data were collected by Joseph Brimacombe, Cairns, Australia. Link to image and further information: http://www.flickr.com/photos/43846774@N02/6687373909/