XMM-Newton SAS Home Page
XMM-Newton Science Analysis System


omsource (omsource-1.25) [xmmsas_20141104_1833-14.0.0]

Background Determination Controls Background Determination Controls User regions Home Index

Meta Index / Home Page / Imaging Mode Photometry Window / Background Determination Controls

Annulus

If this is checked then the background will be determined from an annulus region on the image.


XMM-Newton SOC/SSC -- 2014-11-04