Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

TCP J20001558+0502452

TCP J20001558+0502452   2011 09 19.6941*  20 00 15.58 +05 02 45.2  18.5 U             Aql       2 9

2011 09 19.6941

Stanislav Korotkiy reported that during observations of the field in Aql, Timur Kryachko, Andrey Samokhvalov and Boris Satovsky (Astrotel Caucasus Observatory, Karachay Cherkessya, Russia) discovered a possible dwarf nova at 18.5 mag at position RA=20:00:15.58 Dec=+05:02:45.2 (J2000). All observations were carried out at Astrotl Caucasus Observatory on 300-mm Ritchey-Chretien telescope, equipped with Apogee Alta U9000 CCD camera without filters. In total of 13 images with 5-minute exposures were obtained on 2011-09-19 (18.4 mag), 2011-09-20 (18.5 mag), 2011-09-21 (18.5 mag) and 2011-09-27 (18.9 mag). On the POSSII R plate dated 1990-09-14 this object not visible.

2011 09 30.8026

This object was observed by Luca Buzzi with a 0.38-m f/6.8 reflector + CCD from Schiaparelli Observatory, Varese, Italy. In a stack of images totalling 15 minutes of unfiltered exposure time, the object has position end figures 15s.59, 45".2 and magnitude 19.2 (CMC-14 catalogue). Nothing is visible in DSS images. Image posted at URL: http://www.astrogeo.va.it/pub/TOCP/TCP_J20001558+0502452.jpg