Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PSN J14590085+4948476

PSN J14590085+4948476   2013 12 26.7981*  14 59 00.85 +49 48 47.6  16.2 U   24E  29S  N5818     9 0

2013 12 26.798

Discovered by Pavel Balanutsa on MASTER-Amur survey images (60-sec unfiltered exposures, limit 17.8m). New object is located 24" east and 29" south of the center of galaxy NGC 5818. D. Denisenko and E. Gorbovskoy (SAI MSU) add that nothing is present at this position on MASTER-Amur reference image on 2011-03-24.727 UT to limiting magnitude 19.7. Discovery and reference images: http://master.sai.msu.ru/static/OT/145900.85494847.6.png

2013 12 28.5169

L. Elenin (Lyubertsy, Russia) and I. Molotov (Moscow, Russia) confirm an apparent supernova PSN J14590085+4948476 in NGC 5818. Object visible on 3x150sec images remotely taken at ISON-NM Observatory (Mayhill, NM, USA) with 0.4-m f/3 telescope + CCD (KAF09000) on Dec. 28.5169, 2013. Object located at 14h 59m 00s.76 +/- 0".11, +49d 48' 47".4 +/- 0".06 (UCAC-4) with magnitude 17.2R (mag. limit ~20.0m). Nothing is visible at this position on the archive POSS and POSSII images. Image of PSN J14590085+4948476 available at http://spaceobs.org/images/TOCP/PSNJ14590085+4948476-20131228.png

2013 12 28.544

This possible supernova in NGC 5818 was detected with 3 x 10 min images using a clear filter Photometry: Mag 17.64 +/- 0.48 C (V as ref) Astrometry: RA 14 59 00.76 Dec +49 48 47.2 These data were collected remotely by Joseph Brimacombe, Cairns, Australia. Link to image and further information: http://www.flickr.com/photos/43846774@N02/11680859094/