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


ombackground (ombackground-0.7.5) [xmmsas_20230412_1735-21.0.0]

Median

The median can give a good estimate of the background value in moderately crowded fields (ie no more than 50 percent of the pixels used are contaminated by sources).



XMM-Newton SOC -- 2023-04-16