Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PSN J17331573+3628352

PSN J17331573+3628352   2013 07 30.91  *  17 33 15.73 +36 28 35.2  18.5 U    6E  18N            9 0

2013 07 30.91

Discovered at Crni Vrh Observatory on four unfiltered CCD images (bandpass roughly equivalent to the R band), taken on 2013 Jul. 30.882-30.913 UT with the 60-cm f/3.3 Cichocki reflector. Image http://www.observatorij.org/Data/PSN20130730/PSN20130730.jpg Nothing is visible at this location on archival PIKA images, obtained on 2013 Jun. 19 and 2011 Mar. 23 with limiting magnitudes about 19.5 (R-band). Also nothing is visible at this position on several Digitized Sky Survey red and blue images from the Palomar Sky Survey. H. Mikuz, Crni Vrh Observatory

2013 08 02.1531

L. Elenin (Lyubertsy, Russia) and I. Molotov (Moscow, Russia) confirm OT PSN J17331573+3628352. Object visible on 3x150sec images remotely taken at ISON-NM Observatory (Mayhill, NM, USA) with 0.45-m f/2.8 telescope + CCD (KAF09000) on Aug 02.1531, 2013. Object located at 17h 33m 15s.72 +/- 0".09, +36d 28' 34".7 +/- 0".09 (UCAC-4) with magnitude 18.6U (mag. limit ~20.2m). This object can be USNO-B1.0 1264-0264170 (17h 33m 15s.355, +36d 28' 28".15, J2000) with known proper motion and visible on POSSII_Red plate. Image of PSN J17331573+3628352 available at http://spaceobs.org/images/TOCP/PSNJ17331573+3628352-20130802.png