TITLE: GCN CIRCULAR NUMBER: 14791 SUBJECT: GRB130606A: Montarrenti Observatory afterglow detection DATE: 13/06/07 00:14:01 GMT FROM: Simone Leonini at Monarrenti Obs Simone Leonini, G. Guerrini, P. Rosi and L.M. Tinjaca Ramirez (Montarrenti Observatory, Siena, Italy) report: We observed the field of GRB 130606A (Swift trigger 557589, Ukwatta et al., GCN 14781) with the automatic 0.53m RC telescope + U47 detector at Montarrenti Observatory (Siena, Italy, IAU code C88). The observations was started at 2013-06-06 22:57:50 UT (~117 minutes after the trigger) and we co-added 4 unfiltered CCD exposures of 60s each. We detect a new source of mag. R=18.9 +/-0.16 (USNO-B1 catalogue, not corrected for galactic dust extinction) at the following position: RA (J2000.0) 16h 37m 35.13s +/-0.19 Decl. (J2000.0) +29° 47' 46.9" +/-0.18 The message may be cited.