ifufore_reffile.rst

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IFUFORE Reference File (NIRSpec only)

REFTYPE

IFUFORE

Data model

~jwst.datamodels.IFUFOREModel

Reference Selection Keywords for IFUFORE

CRDS selects appropriate IFUFORE references based on the following keywords. IFUFORE is not applicable for instruments not in the table. All keywords used for file selection are required.

Instrument	Keywords
NIRSpec	INSTRUME, EXP_TYPE, OPMODE, DATE-OBS, TIME-OBS

Reference File Format

This file provides the parameters (Paraxial and distortions coefficients) for the coordinate transforms from the MSA plane to the plane of the IFU slicer.

model

Compound model, Polynomials