[vsnet-grb-info 11408] GRB 120106A: Bassano Bresciano Observatory optical observations

[GCN Circulars]

TITLE:   GCN CIRCULAR
NUMBER:  12820
SUBJECT: GRB 120106A: Bassano Bresciano Observatory optical observations
DATE:    12/01/07 16:22:20 GMT
FROM:    Ulisse Quadri at Bassano Bresciano Obs  <oabb at ulisse.bs.it>

U.Quadri, L.Strabla and R.Girelli report:We imaged the field of GRB 120106A detected by SWIFT(trigger 511235) with the robotic telescopeof (565)Bassano Bresciano Observatory, Italy.The observations started 223 min. after the GRB trigger,with our schmidt telescope (320/400/1000).Weather conditions were excellents.We co-added a series of 15 exposures. We did not foundany optical counterpart in the error box of the XRTcandidate.Start    End       Vlim223 min  252 min   19.5Magnitudes were estimated with the UCAC-3 catalog.