TITLE: GCN CIRCULAR NUMBER: 23270 SUBJECT: GRB 180925A: Prompt enhanced Swift-XRT position DATE: 18/09/25 15:22:50 GMT FROM: Phil Evans at U of Leicester P.A. Evans (U. Leicester) reports on behalf of the Swift-XRT team: Using promptly downlinked XRT event data for GRB 180925A, we find an enhanced XRT position of the afterglow: RA, Dec: 315.2038, -64.4569 which is equivalent to: RA (J2000) = 21 00 48.92 Dec (J2000) = -64 27 24.9 with an uncertainty of 2.1 arcseconds (radius, 90% confidence). Analysis of the promptly available data is online at http://www.swift.ac.uk/sper/863421. Position enhancement is is described by Goad et al. (2007, A&A, 476, 1401) and Evans et al. (2009, MNRAS, 397, 1177). This circular is an official product of the Swift-XRT team.