. XMM-Newton Science Analysis System . eregionanalyse (especget-1.7.2) [xmmsas_20030110_1802-5.4.1] . Meta Index . A routine to analyse regions in an input image and return information about it in a set of parameters . Instruments/Modes . Use . Description . Examples . Analyse a central source . Use a fixed background value . Parameters . Errors . Input Files . Output Files . Algorithm . Optimisation . Comments . Bibliography . Index . XMM-Newton SOC/SSC -- 2003-01-10