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XMM-Newton Science Analysis System


omdetect (omdetect-5.41) [xmmsas_20211130_0941-20.0.0]

QUALITY FLAGS

Each source has an associated “quality flag”. The flag settings are shown in the following table.

BIT NUMBER

REASON INTEGER VALUE Region Colour
0 BAD PIXEL 1 red
1 READ-OUT STREAK 2 magenta
2 SMOKE-RING 4 yellow
3 SOURCE ON STAR-SPIKE 8 white
4 Mod-8 pattern 16 black
5 Source within central enhancement 32 red
6 Source lies near to a bright source 64 black
7 Near an edge 128 blue
8 point-source within extended source 256 blue
9 Weird source 512 red
10 Multiple exposure values within photometry aperture 1024 red



Subsections
XMM-Newton SOC -- 2021-11-30