Flat field

The flat-field correction is applied by dividing both the science data and error images by the flat-field image in the reference file.

• Reference File Types
• CRDS Selection Criteria
• Reference File Formats for MIRI, NIRCAM, and NIRISS
• Reference File Formats for NIRSpec
  • Fore Optics (FFLAT)
    • Fixed Slit
    • MSA Spec
    • IFU
  • Spectrograph (SFLAT)
    • Fixed Slit
    • MSA Spec
    • IFU
  • Detector (DFLAT)