GCN Circular 2529
Michel G. Breitfellner, Puri Munuera and Alberto Martos report: Quick-Look-Analysis of the XMM-Newton observation of the GRB040223 field (D. Gotz et al. GCN 2525), based on 7 ks exposures in the EPIC pn and MOS cameras, respectively, shows the presence of a source within the INTEGRAL error circle. XMMU J163929.9-415601 (J2000): R.A. = 16h 39m 29.9s Decl. = -41deg 56' 1.4" with an estimated EPIC/pn count rate of 0.002 [counts/sec]; At this stage of reduction the position error is expected to be less than 6".