.. _photom_selectors:

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

========== ============================================
Instrument Keywords                                     
========== ============================================
FGS        INSTRUME, DETECTOR, DATE-OBS, TIME-OBS       
MIRI       INSTRUME, DETECTOR, BAND, DATE-OBS, TIME-OBS 
NIRCam     INSTRUME, DETECTOR, DATE-OBS, TIME-OBS       
NIRISS     INSTRUME, DETECTOR, DATE-OBS, TIME-OBS       
NIRSpec    INSTRUME, EXP_TYPE, DATE-OBS, TIME-OBS       
========== ============================================

