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Table 1

Background levels in CCDs, silicon drift detectors and microcalorimeters in different orbits.

Mission Detector name Detector type Orbit Background
[cts cm-2 s-1]

Suzaku XIS CCD (BI) LEO 0.048
Suzaku XIS CCD (FI) LEO 0.016
Suzaku XRS Microcalorimeters LEO 0.05
Origin X-IFU Microcalorimeters LEO 0.043
Simbol-X LED* Silicon drift LEO 0.002
XMM EPIC pn-CCD (BI) HEO 0.078
SRG eRosita* CCD (BI)** L2 0.07
ATHENA X-IFU Microcalorimeters L2 0.31
ATHENA best X-IFU* Microcalorimeters L2 0.05
IXO WFI* Silicon drift L2 0.01

Notes. Data in bold are simulated.


Detector surrounded by an electron-shielding material.


Value obtained without pattern analysis.

Reference. Lotti et al. (2012); Perinati et al. (2011); Lumb et al. (2002); Hauf et al. (2009); Kuntz et al. (2008).

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