GCN Circular 17014
U.Quadri, L.Strabla and R.Girelli report: We imaged the field of GRB 141031B detected by SWIFT(trigger 617149) with the robotic telescope of (IAU station 565) Bassano Bresciano Observatory, Italy (member of ISSP:Italian Supernovae Search Project) The observations started 2.16 hour after the GRB trigger, at the end of twilight, with our schmidt telescope D=320/400 mm F/D=3.1. Weather conditions were good. We did not found any optical counterpart in the error box of the XRTcandidate. (B.P. Gompertz (U Leicester) et al, GCN 16998) Start T0+ End T0+ Vlim 2.16 hour 4.48 hour 18 Magnitudes were estimated with the USNO-B1.0 cat. and are not corrected for galactic dust extinction. The message may be cited.