NIRCAMGrismModel¶

class jwst.datamodels.NIRCAMGrismModel(init=None, displ=None, dispx=None, dispy=None, invdispl=None, invdispx=None, invdispy=None, orders=None, **kwargs)[source]¶

Bases: jwst.datamodels.ReferenceFileModel

A model for a reference file of type “specwcs” for NIRCAM grisms.

This reference file contains the models for wave, x, and y polynomial solutions that describe dispersion through the grism

Attributes Summary

`reftype`
`schema_url`

Methods Summary

`populate_meta`()
`to_fits`()	Write a DataModel to a FITS file.
`validate`()	Convenience function to be run when files are created.

Attributes Documentation

reftype = 'specwcs'¶

schema_url = 'specwcs_nircam_grism.schema.yaml'¶

Methods Documentation

populate_meta()[source]¶

to_fits()[source]¶

Write a DataModel to a FITS file.

Parameters:	init (file path or file object) – kwargs (args,) – Any additional arguments are passed along to `astropy.io.fits.writeto`.

validate()[source]¶: Convenience function to be run when files are created. Checks that required reference file keywords are set.