.. _wfssbkg_selectors:

Reference Selection Keywords for WFSSBKG
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CRDS selects appropriate WFSSBKG references based on the following keywords.
WFSSBKG is not applicable for instruments not in the table.

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Instrument Keywords                                                        
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NIRCam     INSTRUME, EXP_TYPE, DETECTOR, FILTER, PUPIL, DATE-OBS, TIME-OBS 
NIRISS     INSTRUME, EXP_TYPE, DETECTOR, FILTER, PUPIL, DATE-OBS, TIME-OBS 
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