Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PSN J12571479-1724005

PSN J12571479-1724005   2011 12 26.72  *  12 57 14.79 -17 24 00.5  17.0 U   46E  34N  P44257    D 0

2011 12 27.5112

L. Elenin (Lyubertsy, Russia) confirm an apparent supernova PSN J12571479-1724005 in PGC44257 galaxy. Object visible on 3x300sec images remotely taken at ISON-NM Observatory (Mayhill, NM, USA) with 0.45-m f/2.8 telescope + CCD (KAF09000) on Dec. 27.5112. The new object is located at 12h 57m 14s.81 +/- 0".1, -17d 24' 00".3 +/- 0".1 (UCAC3), magnitude about 18.6U (mag. limit ~20.5m). Nothing is visible at this position on the POSS and POSSII images taken in eight epochs. This object not a known Solar System object. Image of PSN J12571479-1724005 available at http://spaceobs.org/images/TOCP/PSNJ12571479-1724005-20111227.png

2011 12 28.20060

This object was observed by Federica Luppi and Luca Buzzi from Schiaparelli Observatory, Varese, Italy. In a stack of images totalling 10 minutes of unfiltered exposure time, the object has position end figures 14s.81, 00".1 and magnitude 18.0. Image posted at URL: http://www.astrogeo.va.it/pub/TOCP/PSN_P44257.jpg

2011 12 28.521

PSN J12571479-1724005 This possible supernova in PGC 44257 was seen with 5 x 10 min images Astrometry: RA 12 57 14.85 Dec -17 24 00.4 Photometry: 17.6 +/- 0.2 L These data were collected by Joseph Brimacombe, Cairns, Australia. Link to image and further information: http://www.flickr.com/photos/43846774@N02/6590345943/