Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PNV J09551279+6900093

PNV J09551279+6900093   2017 04 18.8008*  09 55 12.79 +69 00 09.3  19.9 U  108W 231S  M81       7 2 

2017 04 18.8008

F.Castellani, Verona, Italy reports the discovery of an PNV by K. Hornoch (Ondrejov), H. Kucakova (Charles University), M. Henze (CSIC-IEEC), G. Sala, J. Jose, J. Figueira, P. Sin (UPC-IEEC), M. Hernanz (CSIC-IEEC), S. C. Williams (Lancaster), H. Meusinger, M.J. Darnley (LJMU), A. Kaur, D. H. Hartmann (Clemson), A. W. Shafter (SDSU) R.Belligoli, F.Castellani, C.Marangoni,F.Marziali (OMB-CAV). The image in twenty-five frames 300-s obtained on 2017 April 18.80081 UT with a Moravian G4-9000 KAF CCD unfiltered (limiting magnitude = 18.5), from Monte Baldo Observatory (Ferrara di Monte Baldo, Verona, Italy), with 0.4m f.8 Ritchey-Chrétien telescope. The object is present in a couple of images taken at: 2017-04-18T19:10:40 of 3900sec and at 2017-04-18T20:21:40 of 4200sec. No stellar source is visible at the position of the transient in our past images including reference image dated 2017-03-30.797 and 2017-04-09.814. The discovery's image is available at: https://www.flickr.com/photos/27458003@N05/33752171320/in/dateposted-public/