IAU Central Bureau for Astronomical Telegrams

Central Bureau for Astronomical Telegrams -- Image credits

CBAT "Transient Object Followup Reports"

PSN J18121913+2131136

PSN J18121913+2131136   2011 08 06.6554*  18 12 19.13 +21 31 13.6  17.7 U    4E  10N            9 0



2011 08 06.6554

Discovered Koichi Itagaki, Yamagata, Japan using 0.60-m f/5.7 reflector + unfiltered CCD (BITRAN BT-21) under the limiting magnitude= 20.0; http://www.k-itagaki.jp/images/6577.jpg. Itagaki found a pre-discovery image of this PSN on a frame taken on 2011 Aug. 4.577 UT (mag.= 17.9) using the same instrument; position end figures 19s.13, 13".9.




2011 08 08.202

Object detected at position end points 19.14, 13.7 (UCAC3). Magnitude 17.8U +/- 0.5. Sum of 20 x 60 sec images. Nothing visible at this location on DSS, although close to galaxy glow. Observer: R. A. Koff, Bennett, Colorado USA (H09). Image posted at http://antelopehillsobservatory.org/SNpictures/PSNJ18121913+2131136final.jpg




2011 06 27.87

This is the same object as PSN J18121900+2131150 http://www.cbat.eps.harvard.edu/unconf/followups/J18121900+2131150.html




2011 06 29.268

PSN J18121913+2131136 = PSN J18121900+2131150 in PGC 1651633 Image from June 29: http://www.flickr.com/photos/43846774@N02/5885982777/




2011 08 10.8447

Ka-Dar Observatory, TAU Station, Nizhny Arkhyz, Russia (MPC COD C32) 2011-08-10 20h16m UT PSN J18121913+2131136, Mag=17.6C, astrometry: RA=18 12 19.16; DEC=+21 31 14.1 (+-0.5″) Telescope (D=400mm, F=3200mm) + STL-11000M + Clear, exp=120sec, bin=2×2; V. Gerke, S. Korotkiy url: http://www.astroalert.su/files/psn_j181219132131136_20110810_201625_2n_120sec_-21c_clear.jpg



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