Assign WCS

• Description
• Step Arguments
• Reference Files
• How To Create Reference files in ASDF format
• WCS reference file information per EXP_TYPE

jwst.assign_wcs Package

Assign WCS information to JWST data models.

Functions

nrs_wcs_set_input(input_model, slit_name)	Make a WCS object for a specific slit or slice.
nrs_fs_slit_id(slit_name)	Get the slit ID corresponding to a fixed slit name.
nrs_ifu_wcs(input_model)	Return a list of WCSs for all NIRSPEC IFU slits.
get_spectral_order_wrange(input_model, ...)	Read the spectral order and wavelength range from the reference file.
niriss_soss_set_input(model, order_number)	Extract a WCS for a specific spectral order.
update_fits_wcsinfo(datamodel[, ...])	Update datamodel.meta.wcsinfo based on a FITS WCS + SIP approximation of a GWCS object.

Classes

AssignWcsStep([name, parent, config_file, ...])

AssignWcsStep: Create a gWCS object and store it in Model.meta.

Class Inheritance Diagram