Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PSN J08374502+4928322

PSN J08374502+4928322   2013 03 14.50  *  08 37 45.02 +49 28 32.2  18.9 U    9W   8S            9 9

2013 03 14.50

We discovered this object on Mar.14.50 2013 UT in the Tsinghua University-NAOC Transient Survey (TNTS), and the magnitude of the object on unfiltered CCD was about 18.9 mag. We confirmed the presence of this SN candidate on an image taken on Mar. 15.

2013 03 19.2676

PSN detected at coordinates 08 37 44.97 +49 28 32.8 (UCAC3). Magnitude 18.2 U +/- 0.1 . Limiting magnitude 19.7 . Sum of 5 x 240-sec images. Nothing visible other than galaxy background at these coordinates on DSS. Observer: R. A. Koff, Antelope Hills Observatory, Bennett, Colorado USA (H09). Image posted at: http://antelopehillsobservatory.org/SNpictures/PSNJ08374502+4928322final.jpg

2013 03 22.12235

This object was observed by Federica Luppi and Luca Buzzi from Schiaparelli Observatory, Varese, Italy. In a stack of images totalling 5 minutes of unfiltered exposure time, the object has position end figures 45s.04, 33".2 and magnitude 17.5. Image posted at URL http://www.astrogeo.va.it/pub/TOCP/PSN_J08374502+4928322.jpg

2013 03 19.227

This possible supernova in PGC 2344163 was detected with 3 x 15 min images using a luminance filter Astrometry: RA 08 37 44.99 Dec +49 28 33.0 Photometry: 18.54 +/- 0.06 L (V as ref) These data were collected remotely by Joseph Brimacombe, Cairns, Australia. Link to image and further information: http://www.flickr.com/photos/43846774@N02/8581029881/