TITLE: GCN CIRCULAR NUMBER: 13121 SUBJECT: GRB 120326A : LOT optical observation DATE: 12/03/27 00:34:38 GMT FROM: Yuji Urata at Nat. Central U. Y. Urata (NCU) and K.Y. Huang (ASIAA) on behalf of EAFON We observed the field of GRB 120326A (GCN 13105) in g, r, i, and z-bands with the Lulin 1m telescope operated by IANCU. The observation was started at 17.2 hrs after the GRB. The optical afterglow (GCN 13107, 13109, 13111) is clearly detected in all of the g,r,i,z-bands. The afterglow is still keeping the brightness around r = 19.0 (at 18.7 hrs after the GRB).