TITLE: GCN GRB OBSERVATION REPORT NUMBER: 3844 SUBJECT: GRB050820B XMM-Newton observation DATE: 05/08/21 06:20:24 GMT FROM: Norbert Schartel at XMM-Newton/ESA Pedro Rodriguez and Pedro Calderon report: Quick-Look-Analysis of the XMM-Newton observation of the GRB050820B field based on an exposure in the EPIC pn camera that started at 05:50 UT, shows the presence of a source within the SWIFT/XRT error circle (Burrows, GCN3842). The estimated EPIC/pn net count rate for the first 1ksec is 0.033 counts/sec.