TITLE: GCN CIRCULAR NUMBER: 20853 SUBJECT: GRB 170311A: Further GROND analysis DATE: 17/03/12 14:20:10 GMT FROM: Philip Wiseman at MPE/Swift P. Wiseman and P. Schady (both MPE Garching) report: We re-inspected the observations of GRB 170311A taken with GROND (Schady & Wiseman, GCN #20848) with respect to the enhanced XRT position (Osborne et al., GCN #20850). There is no credible afterglow consistent with or near to this position. The upper limits remain the same as those reported in GCN #20848.