.. _trapdensity_selectors:

Reference Selection Keywords for TRAPDENSITY
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CRDS selects appropriate TRAPDENSITY references based on the following keywords.
TRAPDENSITY is not applicable for instruments not in the table.
All keywords used for file selection are *required*.

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Instrument Keywords                               
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FGS        INSTRUME, DETECTOR, DATE-OBS, TIME-OBS 
NIRCam     INSTRUME, DETECTOR, DATE-OBS, TIME-OBS 
NIRISS     INSTRUME, DETECTOR, DATE-OBS, TIME-OBS 
========== ======================================

