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  • Package and Task Reference
    • dataio: Data format conversion package (RFITS, etc.)
    • images: General image processing package
    • language: The command language itself
    • lists: List processing package
    • obsolete: Obsolete tasks
    • noao: The NOAO optical astronomy packages
      • artdata: Artificial data generation package
      • astcat: Astronomical catalog and surveys access package
      • astutil: Astronomical utilities package
      • digiphot: Digital stellar photometry package
        • apphot: Aperture Photometry Package
        • daophot: Dao Crowded-Field Photometry Package
        • photcal: Photometric Calibration Package
        • ptools: Photometry Tools Package
      • imred: Image reductions package
      • mtlocal: Magtape i/o for special NOAO format tapes
      • nobsolete: Obsolete tasks to be phased out in a future release
      • nproto: Prototype (temporary, contributed) tasks
      • observatory: Examine and define observatory parameters
      • obsutil: Observing utilities (planning or evaluation)
      • onedspec: One dimensional spectral red & analysis package
      • rv: Radial velocity analysis package
      • twodspec: Two dimensional spectral red & analysis package
    • plot: Plot package
    • proto: Prototype or interim tasks
    • softools: Software tools package
    • system: System utilities package
    • utilities: Miscellaneous utilities package
  • External packages
  • SPP Reference Manual
  • CL Programmer’s Manual
  • IRAF Standards and Conventions
  • Standard Nomenclature
  • Site Manager’s Guide
  • IRAF Release Notes
  • Additional IRAF documentation
  • PyRAF tutorial
IRAF
  • Package and Task Reference
  • noao: The NOAO optical astronomy packages
  • digiphot: Digital stellar photometry package
  • apphot: Aperture Photometry Package

apphot: Aperture Photometry Package

  • aptest: Run basic tests on the apphot package tasks
  • center: Compute accurate centers for a list of objects
  • centerpars: Edit the centering parameters
  • daofind: Find stars in an image using the dao algorithm
  • datapars: Edit the data dependent parameters
  • findpars: Edit the star detection parameters
  • fitpsf: Model the stellar psf with an analytic function
  • fitsky: Compute sky values in a list of annular or circular regions
  • fitskypars: Edit the sky fitting parameters
  • phot: Measure magnitudes for a list of stars
  • photpars: Edit the photometry parameters
  • polymark: Create polygon lists for polyphot
  • polyphot: Measure magnitudes inside a list of polygonal regions
  • polypars: Edit the polyphot parameters
  • qphot: Measure quick magnitudes for a list of stars
  • radprof: Compute the stellar radial profile of a list of stars
  • wphot: Measure magnitudes for a list of stars with weighting
  • lintran: Linearly transform a coordinate list
  • pcalc: Do arithmetic operations on a list of apphot databases
  • pconvert: Convert a text database to a tables database
  • pdump: Print selected fields from a list of apphot databases
  • pexamine: Interactively examine and edit an apphot database
  • prenumber: Renumber stars in an apphot database
  • pselect: Select records from an apphot database
  • psort: Sort an apphot database
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