Аннотация:MASTER-Tunka auto-detection system discovered OT source at (RA, Dec) = 19h 40m 12.33s +38d 23m 20.8s on 2012-10-08.50941 UT. The OT magnitude in ’V’ filter is 18.0m (limit 18.7m). The OT is seen in 5 images. There is no minor planet at this place. We have reference image without OT on 2011-08-04.61921 UT with unfiltered magnitude limit 19.8m.