Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PSN J23101271+3034426

PSN J23101271+3034426   2012 09 20.26  *  23 10 12.71 +30 34 42.6  17.2 U   18E   8S  P70602    D 0

2012 09 21.0969

PSN detected at coordinates 23 10 12.73 +30 34 42.6 (UCAC3). Magnitude 17.4 U +/- 0.2. Limiting magnitude 19.0 . Sum of 10x60-sec images. Nothing visible at these coordinates on DSS. Observer: R. A. Koff, Antelope Hills Observatory, Bennett, Colorado USA (H09). Image posted at: http://antelopehillsobservatory.org/SNpictures/PSNJ23101271+3034426final.jpg

2012 09 21.8725

Mag.: 17.5(Rc) R.A.: 23 10 12.78; Decl.: +30 34 42.4 (2000.0) Observer: Massimiliano Martignoni - Observatory: Stazione Astronomica Betelgeuse (B75), Magnago, Italy Telescope: Schmidt-Cassegrain 0.25m-f/10.0 - CCD: KAF0261E

2012 09 21.91105

D. Grennan, Raheny Observatory, Dublin Ireland reports a follow up observation of PSN J23101271+3034426. The object is clearly seen on an image timed at 2012 09 21.91105 and produces the following astrometry. RA=23:10:12.77 DEC=+30:34:42.7 (+/-0.2") Magnitude +17.5U (+/-0.25m), limiting Magnitude +19.6U. An image is posted at the following URL; http://www.webtreatz.com/images/J23101271+3034426.jpg

2012 09 21.316

This possible supernova in PGC 70602 was detected with 8 x 15 min images using a luminance filter Astrometry: RA 23 10 12.76 Dec 30 34 42.4 Photometry: 17.3 +/- 0.3 L These data were collected remotely by Joseph Brimacombe, Cairns, Australia. Link to image and further information http://www.flickr.com/photos/43846774@N02/8014703626/

2012 09 21.8374

SN to be confirmed in PGC 70602 was detected with 3 x 3 min + 1 x 1 min images (exp 10 min). Astrometry: RA 23 10 12.76 Dec +30 34 42.5 (ref stars UCAC2). Photometry: 17.08CR +/- 0.01 These data were collected by Xavier Bros, ANYSLLUM OBSERVATORY, Ager, Spain. T-350mm f4.6. Link to image and further information: http://www.anysllum.com/PSN_PGC70602.jpg