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Back PACS Calibration Source

PACS Calibration Source


Date: 19 September 2007
Satellite: Herschel
Depicts: PACS calibration source
Copyright: MPE, Garching, Germany

One of the two PACS-internal calibration sources. They contain small, "black" radiators in a diffusor sphere to roughly mimic the colour and intensity of the telescope self-emission while providing absolute, stable illumination to the PACS detectors.
Last Update: 1 September 2019
17-Feb-2026 08:53 UT

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