AMATEUR ASTRONOMY - TOOLS AND INFORMATION

  • data processing: images
  • data processing: photometry
  • data processing: spectra
  • instrumentation: CCD camera
  • instrumentation: optics
  • instrumentation: Webcam
  • observing: catalogs
  • observing: ephemeris
  • observing: satellites
  • observing: simulations
  • observing: starcharts
  • observing: telescope control
  • observing: variables
  • programming: libraries
  • programming: packages
  • ASTRONOMICAL INSTRUMENTATION, METHODS AND TECHNIQUES

  • instrumentation: adaptive optics
  • instrumentation: detectors
  • instrumentation: high angular resolution
  • instrumentation: interferometers
  • instrumentation: miscellaneous
  • instrumentation: photometers
  • instrumentation: spectrographs
  • methods: analytical
  • methods: data analysis
  • methods: laboratory
  • methods: miscellaneous
  • methods: n-body simulations
  • methods: numerical
  • methods: statistical
  • space vehicles
  • space vehicles: instruments
  • techniques: high angular resolution
  • techniques: image processing
  • techniques: interferometric
  • techniques: miscellaneous
  • techniques: photometric
  • techniques: radial velocities
  • techniques: spectroscopic
  • telescopes

  • ASTRONOMICAL DATA BASES

  • astronomical data bases:
  • miscellaneous
  • atlases
  • catalogs
  • surveys

  • ASTROMETRY AND CELESTIAL MECHANICS

  • ephemerides
  • occultations
  • reference systems
  • time
  • COSMOLOGY

  • (cosmology:) cosmic microwave background
  • (cosmology:) cosmological parameters
  • cosmology: theory
  • (cosmology:) dark matter
  • (cosmology:) early universe
  • (cosmology:) large-scale structure of universe

  • GALAXIES

  • galaxies: clusters: general
  • galaxies: distances and redshifts
  • galaxies: fundamental parameters
  • galaxies: high-redshift
  • galaxies: photometry
  • (galaxies:) quasars: absorption lines
  • (galaxies:) quasars: emission lines

  • INTERSTELLAR MEDIUM (ISM)

  • ISM: abundances
  • ISM: atoms
  • (ISM:) dust, extinction
  • (ISM:) HII regions
  • ISM: lines and bands
  • ISM: molecules

  • PHYSICAL DATA AND PROCESSES

  • accretion, accretion disks
  • astrochemistry
  • atomic data
  • atomic processes
  • elementary particles
  • gravitation
  • hydrodynamics
  • line: formation
  • line: identification
  • line: profiles
  • nuclear reactions, nucleosynthesis, abundances
  • plasmas
  • radiation mechanisms: thermal
  • radiative transfer
  • scattering



  • THE GALAXY

  • Galaxy: formation

  • THE SUN

  • Sun: atmosphere
  • Sun: general
  • Sun: helioseismology
  • Sun: interior
  • Sun: oscillations
  • Sun: rotation
  • Sun: X-rays, gamma rays

  • SOLAR SYSTEM

  • solar system: general

  • STARS

  • stars: abundances
  • stars: atmospheres
  • (stars:) binaries: eclipsing
  • (stars:) binaries: spectroscopic
  • (stars:) circumstellar matter
  • stars: distances
  • stars: dwarf novae
  • stars: emission-line, Be
  • stars: flare
  • stars: fundamental parameters
  • stars: kinematics
  • (stars:) novae, cataclysmic variables
  • stars: oscillations (including pulsations)
  • stars: spots
  • stars: statistics
  • (stars:) supernovae: general
  • (stars: variables:) Cepheids
  • stars: variables: other
  • SOURCES AS A FUNCTION OF WAVELENGTH

  • infrared: general
  • infrared: ISM
  • radio continuum: general
  • radio lines: general
  • submillimeter
  • ultraviolet: general
  • X-rays: bursts
  • X-rays: diffuse background
  • X-rays: general

  • AMATEUR ASTRONOMY - TOOLS AND INFORMATION

    data processing: images

    ace The ACE external package is used to catalog objects in images and manipulate the catalogs.
    acsfit Automatic Stellar Coordinate fitting
    color IRAF Tools for Color Image Display
    crutil COSMIC RAY REMOVAL UTILITY PACKAGE
    ds9 FITS data viewer
    eclipse Astronomical image processing package
    fitsutil IRAF FITS utilities
    gcx CCD image processing
    ifocas IRAF Tools Faint Object Classification
    immatchx Package of Image Matching and Image Coordinates Tasks
    ISIS Optimal Image Subtraction implementation
    mem0 IRAF Maximum Entropy image restoration tools
    swarp SWarp is a program that resamples and co-adds together FITS images using any arbitrary astrometric projection defined in the WCS standard.
    wcstools display and manipulate the world coordinate system of a FITS or IRAF images
    xite X based Image processing Tools and Environment
    astcatx Astronomical Catalog and Surveys Access Package

    data processing: photometry

    autophot Autophot uses IRAF's digiphot daophot routines, it automates the procedure a bit.
    avsomat A small utility to automate the reduction of variable stars,
    digiphotx Photometry package for IRAF
    eye Eye stands for ``Enhance your Extraction'': a software for training SExtractor's retina
    mxtools IRAF MX version of Quick and Dirty PHOTometry
    photom Match lists of stars/galaxies
    sextractor Source Extractor, locates astronomical objects in images

    data processing: spectra

    aspec An Astronomical Spectrum Analysis Package
    CHIANTI A Database for Astrophysical Emission Line Spectroscopy
    cora line fitting tool designed for emission line spectra with low count numbers

    instrumentation: CCD camera

    apogee CCD camera drivers (Apogee Instruments cameras)
    audine CCD camera drivers (Audine and others)
    autograb Performs automatic, command-line grab of images by SBIG ST-x CCD cameras.
    ccdview ST-x and FITS (CCD) image viewer
    indilib An Instrument-Neutral Device Interface protocol
    mx5ccd MX5 ccd camera driver - kernel module
    nightview CCD camera and telescope controler
    PySBIG SBIG data import for python
    sbigstv SBIG STV camera control
    talon Telescope and instrument control suite
    XAudine Image acquisition program for Audine Kaf400 Camera.
    xmccd Gui for SBIG ccd camera control

    instrumentation: optics

    foucault Foucault Test Image Analyzer
    kojac Kojac is Optics Java Applet Classes

    instrumentation: Webcam

    camsource camsource grabs images from a video4linux device
    qastrocam Astronomical video capture program

    observing: catalogs

    adccdrom IRAF Tools for Accessing the ADC CDROM
    apmcat APMCAT gets data from the APM catalogues server.
    astroperl astroperl is a collection of perl routines for astronomical catalog access
    finder IRAF catalog search tools
    gax A user-friendly tool to search, sort, and report galaxy information
    gsc-north Hubble Guide Star Catalog (north) compressed
    gsc-south Hubble Guide Star Catalog (south) compressed
    justmoon ust Moon: a moon viewer for Linux (and other unixlike platforms)
    PGC This is a binary representation of some of the fields in the the PGC galaxy catalog.
    sky2000 This is a binary representation of some of the fields in the the Sky 2000.0 catalog.
    starbase Starbase Data Tables - An Ascii Relational Database for UNIX

    observing: ephemeris

    aa56 Computes the orbital positions of planetary bodies
    astrolabe Astrolabe is a collection of subroutines and applications for calculating the positions of the sun, moon, planets and other celestial objects
    emb Earth-Moon barycenter calculator
    jday Astronomical Julian Date calculator
    skycalc SKYCALC AND SKYCALENDER
    skywait Wait until specified interval before sunrise
    xephem X Window System + Ephemeris

    observing: satellites

    gpredict A real time satellite tracking program

    observing: simulations

    accrete Accrete is a physical simulation of solar system planet formation
    celestia Solar System visualization
    cosmix Celestial Mechanics Simulation
    gadget A code for collisionless and gasdynamical cosmological simulations
    hh2000 Hitchhiker 2000
    MarsProject Mars colony simulation
    openuniverse Solar system simulation
    Orbitviewer OrbitViewer is an interactive applet that displays the orbit of small bodies (comets or asteroids) in the solar system in 3D
    partiview partiview is an advanced 4D-visualization tool
    skymaker A program that simulates astronomical images.
    starlab A package for simulating the evolution of dense stellar systems
    stellarium Real-time photorealistic sky simulator
    xspace Space Physics Visualization Software Package
    xstar N-body simulator

    observing: starcharts

    cdc Cartes de ciel is a skychart program
    gstar gstar is a gtk front-end for the starchart program
    kastrhorloge astronomy program for Linux & KDE.
    kstars KStars is a Desktop Planetarium for KDE.
    spacechart SpaceChart is a program for displaying maps of the stars in 3D
    starplot 3D star chart
    xephem X Window System + Ephemeris

    observing: telescope control

    eSTAR The eScience Telescopes for Astronomical Research (eSTAR) Project is a programme to build a prototype robotic telescope network
    indilib An Instrument-Neutral Device Interface protocol
    nexcontrol NexStar Telescope control
    nightview CCD camera and telescope controller
    s4l Mel Bartels SCOPE telescope stepper controller program
    talon Telescope and instrument control suite

    observing: variables

    avsomat A small utility to automate the reduction of variable stars,
    nightfall Light Curve Synthesis Program
    xvarstar XVarStar is a program written for variable star observers

    programming: libraries

    Astro-IRAF Perl module that provides an object-orientated interface to IRAF
    astroperl astroperl is a collection of perl routines for astronomical catalog access
    cephes-math Math library
    cfitsio C library for read/write FITS format files
    fftw Fastest Fourier Transform in the West.
    funtools Funtools, is a minimal buy-in FITS library and utility package from the SAO/HEAD R&D group
    gsl GNU Scientific subroutine library
    libAstronomy Basic Astronomical Package
    libnova Celestial Mechanics and Astronomical Calculation Library
    ncarg NCAR graphics utilities and libraries
    novas Naval Observatory Vector Astrometry Subroutines

    programming: packages

    ftools FITS data processing package
    iraf Image reduction and Analysis Facility
    karma Karma is a toolkit for interprocess communications, authentication, encryption, graphics display, user interface and manipulating the Karma network data structure
    midas European Southern Observatory Munich Image Data Analysis System
    scilab Scientists mathematical toolbox

    PHYSICAL DATA AND PROCESSES

    accretion, accretion disks

    dusty solves the problem of radiation transport in a dusty environment

    astrochemistry

    csenv A code for the chemistry of CircumStellar ENVelopes

    atomic data

    CHIANTI A Database for Astrophysical Emission Line Spectroscopy

    atomic processes

    CHIANTI A Database for Astrophysical Emission Line Spectroscopy
    cloudy Stellar Atmospheres

    elementary particles

    cmbfast A microwave anisotropy code

    gravitation

    AstroMD A Multi Dimensional visualization and analysis toolkit for astrophysics
    gadget A code for collisionless and gasdynamical cosmological simulations

    hydrodynamics

    gadget A code for collisionless and gasdynamical cosmological simulations

    line: formation

    cloudy Stellar Atmospheres

    line: identification

    aspec An Astronomical Spectrum Analysis Package
    cora line fitting tool designed for emission line spectra with low count numbers
    guiapps IRAF GUIs

    line: profiles

    aspec An Astronomical Spectrum Analysis Package
    cora line fitting tool designed for emission line spectra with low count numbers
    guiapps IRAF GUIs

    nuclear reactions, nucleosynthesis, abundances

    cmbfast A microwave anisotropy code

    plasmas

    cloudy Stellar Atmospheres

    radiation mechanisms: thermal

    cloudy Stellar Atmospheres

    radiative transfer

    cloudy Stellar Atmospheres
    ddscat DDSCAT is a FORTRAN program to calculate scattering and absorption of electromagnetic radiation by arbitrary targets

    scattering

    ddscat DDSCAT is a FORTRAN program to calculate scattering and absorption of electromagnetic radiation by arbitrary targets

    ASTRONOMICAL INSTRUMENTATION, METHODS AND TECHNIQUES

    space vehicles

    stecf IRAF Tools for reduction and analysis of Hubble Space Telescope data
    stsdas IRAF Tools for Hubble Space Telescope data reduction
    tinytim HST PSF generator
    xray Multi-mission x-ray analysis software system
    xray missions -- list of missions and instruments supported by the xray package
    ftools ascaray -- ASCA mirror ray tracing program
    xray xtiming - timcor - scc_to_utc -- convert from ROSAT space-craft clock to UTC
    xray xtiming - timcor - utc -- ROSAT spacecraft clock to universal time data points

    instrumentation: adaptive optics

    fftw Fastest Fourier Transform in the West.
    mem0 IRAF Maximum Entropy image restoration tools
    starfinder Stellar field analysis

    instrumentation: detectors

    audine CCD camera drivers (Audine and others)
    gccd A ccd camera control program
    kojac Kojac is Optics Java Applet Classes
    mx5ccd MX5 ccd camera driver - kernel module
    ftools ascaray -- ASCA mirror ray tracing program

    instrumentation: high angular resolution

    aips Radio Astronomy data processing package
    mem0 IRAF Maximum Entropy image restoration tools
    bima-miriad Miriad is a a synthesis radio-astronomy data reduction, imaging and analysis package
    hipparcos process Hipparcos transit data from CD-ROM
    stecf IRAF Tools for reduction and analysis of Hubble Space Telescope data
    stsdas IRAF Tools for Hubble Space Telescope data reduction
    tinytim HST PSF generator

    instrumentation: interferometers

    fftw Fastest Fourier Transform in the West.

    instrumentation: miscellaneous

    consky computes telescope times for sky observation projects.
    crutil COSMIC RAY REMOVAL UTILITY PACKAGE
    ctio IRAF Tools for CTIO telescope data

    instrumentation: photometers

    iraf212 Image reduction and Analysis Facility
    mxtools IRAF MX version of Quick and Dirty PHOTometry
    skymaker A program that simulates astronomical images.
    stecf IRAF Tools for reduction and analysis of Hubble Space Telescope data
    stsdas IRAF Tools for Hubble Space Telescope data reduction

    instrumentation: spectrographs

    aspec An Astronomical Spectrum Analysis Package
    cora line fitting tool designed for emission line spectra with low count numbers
    iraf212 Image reduction and Analysis Facility
    stecf IRAF Tools for reduction and analysis of Hubble Space Telescope data
    stsdas IRAF Tools for Hubble Space Telescope data reduction

    methods: analytical

    kojac Kojac is Optics Java Applet Classes

    methods: data analysis

    BCR Cooperative Data Sharing library
    cdf Common Data Format
    cfitsio C library for read/write FITS format files
    ds9 FITS data viewer
    dx IBM OpenDX Data Explorer
    ggobi GGobi is a data visualization system for viewing high-dimensional data
    gsl GNU Scientific subroutine library
    iraf212 Image reduction and Analysis Facility
    karma Karma is a toolkit for interprocess communications, authentication, encryption, graphics display, user interface and manipulating the Karma network data structure
    midas European Southern Observatory Munich Image Data Analysis System
    ncarg NCAR graphics utilities and libraries
    perl-lfa A collection of perl packages for Astronomy
    python-lfa Astronomically Enhanced python
    saoimage Smithsonian Astrophysical Observatory image utility
    starfinder Stellar field analysis
    stecf IRAF Tools for reduction and analysis of Hubble Space Telescope data
    stsdas IRAF Tools for Hubble Space Telescope data reduction
    tables IRAF Tools for processing FITS table data

    methods: laboratory

    scilab Scientists mathematical toolbox

    methods: miscellaneous

    crutil COSMIC RAY REMOVAL UTILITY PACKAGE
    Dexter Dexter is a little java applet that is used by the ADS to let users extract data from figures on scanned images
    fftw Fastest Fourier Transform in the West.
    ggobi GGobi is a data visualization system for viewing high-dimensional data
    tables IRAF Tools for processing FITS table data

    methods: n-body simulations

    AstroMD A Multi Dimensional visualization and analysis toolkit for astrophysics
    dx IBM OpenDX Data Explorer
    gadget A code for collisionless and gasdynamical cosmological simulations
    nemo NEMO is a Stellar Dynamics Toolbox
    partiview partiview is an advanced 4D-visualization tool
    starlab A package for simulating the evolution of dense stellar systems
    xstar N-body simulator

    methods: numerical

    fftw Fastest Fourier Transform in the West.
    gsl GNU Scientific subroutine library
    scilab Scientists mathematical toolbox

    methods: statistical

    gsl GNU Scientific subroutine library
    ISIS An optimal image subtraction package
    scilab Scientists mathematical toolbox

    space vehicles: instruments

    xray Multi-mission x-ray analysis software system

    techniques: high angular resolution

    hipparcos process Hipparcos transit data from CD-ROM
    mem0 IRAF Maximum Entropy image restoration tools
    tinytim HST PSF generator

    techniques: image processing

    color IRAF Tools for Color Image Display
    crutil COSMIC RAY REMOVAL UTILITY PACKAGE
    dimsum DEEP INFRARED MOSAICING SOFTWARE
    ds9 FITS data viewer
    dx IBM OpenDX Data Explorer
    eclipse Astronomical image processing package
    eis IRAF Tools for ESO imaging survey data
    esowfi ESO WFI MOSAIC REDUCTION PACKAGE
    eye Eye stands for ``Enhance your Extraction'': a software for training SExtractor's retina
    gipsy Groningen Image Processing System
    guiapps IRAF GUIs
    iraf212 Image reduction and Analysis Facility
    ISIS An optimal image subtraction package
    karma Karma is a toolkit for interprocess communications, authentication, encryption, graphics display, user interface and manipulating the Karma network data structure
    mem0 IRAF Maximum Entropy image restoration tools
    midas European Southern Observatory Munich Image Data Analysis System
    stecf IRAF Tools for reduction and analysis of Hubble Space Telescope data
    stsdas IRAF Tools for Hubble Space Telescope data reduction
    stiff convert scientific FITS images to TIFF
    swarp SWarp is a program that resamples and co-adds together FITS images using any arbitrary astrometric projection defined in the WCS standard.
    xite X based Image processing Tools and Environment

    techniques: interferometric

    aips Radio Astronomy data processing package
    bima-miriad Miriad is a a synthesis radio-astronomy data reduction, imaging and analysis package
    mscred IRAF Tools for Mosaic image processing

    techniques: miscellaneous

    consky computes telescope times for sky observation projects.
    vol IRAF Tools for manipulating and viewing 3d or in some cases 4d volume images

    techniques: photometric

    autophot Autophot uses IRAF's digiphot daophot routines, it automates the procedure a bit.
    consky computes telescope times for sky observation projects.
    crutil COSMIC RAY REMOVAL UTILITY PACKAGE
    eSTAR The eScience Telescopes for Astronomical Research (eSTAR) Project is a programme to build a prototype robotic telescope network
    eye Eye stands for ``Enhance your Extraction'': a software for training SExtractor's retina
    fitsutil IRAF FITS utilities
    ftools FITS data processing package
    funtools Funtools, is a minimal buy-in FITS library and utility package from the SAO/HEAD RDgroup.
    ggobi GGobi is a data visualization system for viewing high-dimensional data
    guiapps IRAF GUIs
    ifocas IRAF Tools Faint Object Classification
    midas European Southern Observatory Munich Image Data Analysis System
    mxtools IRAF MX version of Quick and Dirty PHOTometry
    sextractor Source Extractor, locates astronomical objects in images
    skymaker A program that simulates astronomical images.
    stecf IRAF Tools for reduction and analysis of Hubble Space Telescope data
    stsdas IRAF Tools for Hubble Space Telescope data reduction

    techniques: radial velocities

    velocity program to fit an orbital solution to measured radial velocity curves of spectroscopic binary stars

    techniques: spectroscopic

    aspec An Astronomical Spectrum Analysis Package
    CHIANTI A Database for Astrophysical Emission Line Spectroscopy
    guiapps IRAF GUIs
    spectrum A stellar spectral synthesis program

    telescopes

    consky computes telescope times for sky observation projects.
    cora line fitting tool designed for emission line spectra with low count numbers
    crutil COSMIC RAY REMOVAL UTILITY PACKAGE
    ctio IRAF Tools for CTIO telescope data
    drao Export package for processing DRAO telescope data
    eis IRAF Tools for ESO imaging survey data
    esowfi ESO WFI MOSAIC REDUCTION PACKAGE
    mscred IRAF Tools for Mosaic image processing
    s4l Mel Bartels SCOPE telescope stepper controller program
    spectime IRAF SPECTRAL EXPOSURE TIME CALCULATOR
    stecf IRAF Tools for reduction and analysis of Hubble Space Telescope data
    stsdas IRAF Tools for Hubble Space Telescope data reduction

    ASTRONOMICAL DATA BASES

    astronomical data bases:

    starbase Starbase Data Tables - An Ascii Relational Database for UNIX

    miscellaneous

    CHIANTI A Database for Astrophysical Emission Line Spectroscopy
    HDF The HDF software includes I/O libraries and tools for analyzing, visualizing, and converting scientific data
    XDF Metadata tools
    xsil XSIL means eXtensible Scientific Interchange Language.

    atlases

    starplot 3D star chart

    catalogs

    ace The ACE external package is used to catalog objects in images and manipulate the catalogs.
    apmcat APMCAT gets data from the APM catalogues server.
    finder IRAF catalog search tools
    gax A user-friendly tool to search, sort, and report galaxy information
    gsc-north HST Guide Star Catalog - northern sky
    gsc-south HST Guide Star Catalog - southern sky
    xephem Xephem-lite --- a sampler of the interactive astronomy program

    surveys

    consky computes telescope times for sky observation projects.
    eis IRAF Tools for ESO imaging survey data
    eSTAR The eScience Telescopes for Astronomical Research (eSTAR) Project is a programme to build a prototype robotic telescope network
    hipparcos process Hipparcos transit data from CD-ROM
    mscred IRAF Tools for Mosaic image processing
    skymaker A program that simulates astronomical images.
    stuff SkyStuff is a program that generates artificial but realistic catalog of astronomical sources
    wcstools display and manipulate the world coordinate system of a FITS or IRAF images
    ftools - ecd2phaConverts Einstein PHA dataset in the format on the HEASARC CD-ROM
    xray - xspatial eintools - be_ds_rotate rotate IPC bright Earth and deep survey maps using BKFAC table

    ASTROMETRY AND CELESTIAL MECHANICS

    astrometry

    eclipses
    ascfit Automatic Stellar Coordinate fitting
    eye Eye stands for ``Enhance your Extraction'': a software for training SExtractor's retina
    hipparcos process Hipparcos transit data from CD-ROM
    mscred IRAF Tools for Mosaic image processing
    novas Naval Observatory Vector Astrometry Subroutines
    skymaker A program that simulates astronomical images.
    starfinder Stellar field analysis
    swarp SWarp is a program that resamples and co-adds together FITS images using any arbitrary astrometric projection defined in the WCS standard.
    wcstools display and manipulate the world coordinate system of a FITS or IRAF images
    weightwatcher WeightWatcher is a program that combines weight-maps, flag-maps and polygon data
    xephem Xephem-lite --- a sampler of the interactive astronomy program

    ephemerides

    novas Naval Observatory Vector Astrometry Subroutines
    xephem Xephem-lite --- a sampler of the interactive astronomy program

    occultations

    xephem Xephem-lite --- a sampler of the interactive astronomy program

    reference systems

    novas Naval Observatory Vector Astrometry Subroutines
    swarp SWarp is a program that resamples and co-adds together FITS images using any arbitrary astrometric projection defined in the WCS standard.
    wcstools display and manipulate the world coordinate system of a FITS or IRAF images

    time

    novas Naval Observatory Vector Astrometry Subroutines

    THE SUN

    Sun: atmosphere

    CHIANTI A Database for Astrophysical Emission Line Spectroscopy

    Sun: general

    grasp - ephem - epheminterp -- Interpolate ephemeris tables to the date/time of observation.
    grasp - ephem - velfit -- Fits the average solar observer motion to the ephemeris velocity.
    grasp - ephem - vfit -- Fits the average solar observer motion to the ephemeris velocity.

    Sun: helioseismology

    grasp - grtools - freq -- Estimate the frequency of a mode given n, l and m.
    grasp - grtools - gapfill -- Fill gaps in GONG time series via autoregressive interpolation.
    grasp - grtools - guesspar -- Estimate frequency, FWHM and amplitude of a mode given n, l and m.
    grasp - grtools - lnudiagram -- Produce l-nu diagrams from Power-Spectra or Time Series
    grasp - grtools - mfit -- Antia's a-coefficient fitting (Legendre and Clebsch-Gordon).

    Sun: interior

    grasp - grtools - freq -- Estimate the frequency of a mode given n, l and m.
    grasp - grtools - gapfill -- Fill gaps in GONG time series via autoregressive interpolation.
    grasp - grtools - guesspar -- Estimate frequency, FWHM and amplitude of a mode given n, l and m.
    grasp - grtools - lnudiagram -- Produce l-nu diagrams from Power-Spectra or Time Series
    grasp - grtools - mfit -- Antia's a-coefficient fitting (Legendre and Clebsch-Gordon).

    Sun: oscillations

    grasp - velcal - wlmcor -- vector subtraction of wide-band correction image from oscillation image

    Sun: rotation

    grasp - grtools - legfit - legsing -- Legendre analysis of rotation, individual radial orders.
    grasp - grtools - legfit - legsvd -- Legendre rotation analysis using singular value decomp.

    Sun: X-rays, gamma rays

    ftools - - ao -- Evaluates the geometrical variation of the scattered solar X-ray background

    SOLAR SYSTEM

    solar system: general

    openuniverse Solar system simulation

    STARS

    stars: abundances

    spectrum A stellar spectral synthesis program

    stars: atmospheres

    CHIANTI A Database for Astrophysical Emission Line Spectroscopy
    spectrum A stellar spectral synthesis program

    (stars:) binaries: eclipsing

    nightfall Light Curve Synthesis Program

    (stars:) binaries: spectroscopic

    aspec An Astronomical Spectrum Analysis Package
    velocity program to fit an orbital solution to measured radial velocity curves of spectroscopic binary stars

    (stars:) circumstellar matter

    csenv A code for the chemistry of CircumStellar ENVelopes

    stars: distances

    ascfit Automatic Stellar Coordinate fitting

    stars: dwarf novae

    autophot Autophot uses IRAF's digiphot daophot routines, it automates the procedure a bit.

    stars: emission-line, Be

    aspec An Astronomical Spectrum Analysis Package
    cora line fitting tool designed for emission line spectra with low count numbers

    stars: flare

    autophot Autophot uses IRAF's digiphot daophot routines, it automates the procedure a bit.

    stars: fundamental parameters (classification, colors, luminosities, masses, radii, temperatures, etc.)

    spectrum A stellar spectral synthesis program

    stars: kinematics

    nemo NEMO is a Stellar Dynamics Toolbox
    starlab A package for simulating the evolution of dense stellar systems

    (stars:) novae, cataclysmic variables

    aspec An Astronomical Spectrum Analysis Package

    stars: oscillations (including pulsations)

    aspec An Astronomical Spectrum Analysis Package
    nightfall Light Curve Synthesis Program

    stars: spots

    autophot Autophot uses IRAF's digiphot daophot routines, it automates the procedure a bit.

    stars: statistics

    eye Eye stands for ``Enhance your Extraction'': a software for training SExtractor's retina

    (stars:) supernovae: general

    autophot Autophot uses IRAF's digiphot daophot routines, it automates the procedure a bit.

    (stars: variables:) Cepheids

    autophot Autophot uses IRAF's digiphot daophot routines, it automates the procedure a bit.

    stars: variables: other

    autophot Autophot uses IRAF's digiphot daophot routines, it automates the procedure a bit.
    nightfall Light Curve Synthesis Program
    xvarstar XVarStar is a program written for variable star observers

    INTERSTELLAR MEDIUM (ISM), NEBULAE

    ISM: abundances

    cloudy Stellar Atmospheres

    ISM: atoms

    cloudy Stellar Atmospheres

    (ISM:) dust, extinction

    ddscat DDSCAT is a FORTRAN program to calculate scattering and absorption of electromagnetic radiation by arbitrary targets
    dimsum DEEP INFRARED MOSAICING SOFTWARE

    (ISM:) HII regions

    dimsum DEEP INFRARED MOSAICING SOFTWARE

    ISM: lines and bands

    aspec An Astronomical Spectrum Analysis Package
    cora line fitting tool designed for emission line spectra with low count numbers

    ISM: molecules

    csenv A code for the chemistry of CircumStellar ENVelopes

    THE GALAXY

    Galaxy: formation

    cmbfast A microwave anisotropy code

    GALAXIES

    galaxies: clusters: general

    eye Eye stands for ``Enhance your Extraction'': a software for training SExtractor's retina

    galaxies: distances and redshifts

    hyperz a photometric redshift code

    galaxies: fundamental parameters (classification, colors, luminosities, masses, radii, etc.)

    eye Eye stands for ``Enhance your Extraction'': a software for training SExtractor's retina
    gax A user-friendly tool to search, sort, and report galaxy information
    ifocas IRAF Tools Faint Object Classification

    galaxies: high-redshift

    hyperz a photometric redshift code

    galaxies: photometry

    autophot Autophot uses IRAF's digiphot daophot routines, it automates the procedure a bit.
    eye Eye stands for Enhance your Extraction : a software for training SExtractor's retina
    hyperz a photometric redshift code
    sextractor Source Extractor, locates astronomical objects in images

    (galaxies:) quasars: absorption lines

    aspec An Astronomical Spectrum Analysis Package
    skymaker A program that simulates astronomical images.

    (galaxies:) quasars: emission lines

    aspec An Astronomical Spectrum Analysis Package
    cora line fitting tool designed for emission line spectra with low count numbers
    hyperz a photometric redshift code

    galaxies: structure

    cosmics Cosmological Initial Conditions and Microwave Anisotropy Codes

    COSMOLOGY

    (cosmology:) cosmic microwave background

    cmbfast A microwave anisotropy code
    cosmics Cosmological Initial Conditions and Microwave Anisotropy Codes

    (cosmology:) cosmological parameters

    cosmics Cosmological Initial Conditions and Microwave Anisotropy Codes
    mlapm a C code for cosmological simulations

    cosmology: theory

    mlapm a C code for cosmological simulations

    (cosmology:) dark matter

    cosmics Cosmological Initial Conditions and Microwave Anisotropy Codes

    (cosmology:) early universe

    cmbfast A microwave anisotropy code

    (cosmology:) large-scale structure of universe

    cosmics Cosmological Initial Conditions and Microwave Anisotropy Codes
    mlapm a C code for cosmological simulations

    SOURCES AS A FUNCTION OF WAVELENGTH

    infrared: general

    dimsum DEEP INFRARED MOSAICING SOFTWARE

    infrared: ISM

    aspec An Astronomical Spectrum Analysis Package

    radio continuum: general

    aips Radio Astronomy data processing package
    bima-miriad Miriad is a a synthesis radio-astronomy data reduction, imaging and analysis package
    drao Export package for processing DRAO telescope data

    radio lines: general

    aips Radio Astronomy data processing package
    bima-miriad Miriad is a a synthesis radio-astronomy data reduction, imaging and analysis package
    drao Export package for processing DRAO telescope data

    submillimeter

    cmbfast A microwave anisotropy code

    ultraviolet: general

    euv IRAF Tools for EUV data reduction

    X-rays: bursts

    ftools - - bodgetvp -- Gets viewing period info from BATSE occultation data.

    X-rays: diffuse background

    ftools - - ao -- Evaluates the geometrical variation of the scattered solar X-ray background

    X-rays: general

    xrayMulti-mission x-ray analysis software system
    ftools - - bemerge -- merges XTE binned event spectral files.
    ftools - - cmadead (sep98) --- ftools.cmadead --- CMADEAD (sep98) cmadead -- corrects EXOSAT CMA lightcurves and images for deadtime
    ftools - - decodeevt -- Decodes event keywords in XTE Science Event files
    ftools - - dyenspec -- Generates a dynamic energy spectrum from XTE Standard2
    ftools - - fxbary -- reads XTE light-curve, science array, or science event
    ftools - - hrifilt -- Creates a ROSAT HRI makefilter file
    xray - xspatial - qpsim -- Generate simulated events for a ROSAT HRI field.
    xray - xspatial - rosat_files -- description of ROSAT data files which can be input to PROS.
    xray - xdataio - rarc2pros -- convert ROSAT ARCHIVE FITS files into a set of IRAF/PROS files
    xray - xdataio - rfits2pros -- convert a set of (disk-resident) ROSAT FITS files
    xray - xdataio - upimgrdf -- convert a list of IRAF/PROS IMAGE files into RDF compatible format
    xray - xdataio - upqpoerdf -- convert a list of IRAF/PROS QPOE file into RDF compatible format