slits_wcs¶

jwst.assign_wcs.nirspec.slits_wcs(input_model, reference_files)[source]¶

The WCS pipeline for MOS and fixed slits.

The coordinate frames are: “detector” : the science frame “sca” : frame associated with the SCA “gwa” ” just before the GWA going from detector to sky “slit_frame” : frame associated with the virtual slit “msa_frame” : at the MSA “oteip” : after the FWA “v2v3” : at V2V3 “world” : sky and spectral