This is gnuastro.info, produced by makeinfo version 6.8 from
gnuastro.texi.

This book documents version 0.17 of the GNU Astronomy Utilities
(Gnuastro).  Gnuastro provides various programs and libraries for
astronomical data manipulation and analysis.

   Copyright © 2015-2022 Free Software Foundation, Inc.

     Permission is granted to copy, distribute and/or modify this
     document under the terms of the GNU Free Documentation License,
     Version 1.3 or any later version published by the Free Software
     Foundation; with no Invariant Sections, no Front-Cover Texts, and
     no Back-Cover Texts.  A copy of the license is included in the
     section entitled “GNU Free Documentation License”.
INFO-DIR-SECTION Astronomy
START-INFO-DIR-ENTRY
* Gnuastro: (gnuastro).       GNU Astronomy Utilities.
* libgnuastro: (gnuastro)Gnuastro library. Full Gnuastro library doc.

* help-gnuastro: (gnuastro)help-gnuastro mailing list. Getting help.

* bug-gnuastro: (gnuastro)Report a bug. How to report bugs

* Arithmetic: (gnuastro)Arithmetic. Arithmetic operations on pixels.
* astarithmetic: (gnuastro)Invoking astarithmetic. Options to Arithmetic.

* BuildProgram: (gnuastro)BuildProgram. Compile and run programs using Gnuastro’s library.
* astbuildprog: (gnuastro)Invoking astbuildprog. Options to BuildProgram.

* ConvertType: (gnuastro)ConvertType. Convert different file types.
* astconvertt: (gnuastro)Invoking astconvertt. Options to ConvertType.

* Convolve: (gnuastro)Convolve. Convolve an input file with kernel.
* astconvolve: (gnuastro)Invoking astconvolve. Options to Convolve.

* CosmicCalculator: (gnuastro)CosmicCalculator. For cosmological params.
* astcosmiccal: (gnuastro)Invoking astcosmiccal. Options to CosmicCalculator.

* Crop: (gnuastro)Crop. Crop region(s) from image(s).
* astcrop: (gnuastro)Invoking astcrop. Options to Crop.

* Fits: (gnuastro)Fits. View and manipulate FITS extensions and keywords.
* astfits: (gnuastro)Invoking astfits. Options to Fits.

* MakeCatalog: (gnuastro)MakeCatalog. Make a catalog from labeled image.
* astmkcatalog: (gnuastro)Invoking astmkcatalog. Options to MakeCatalog.

* MakeNoise: (gnuastro)MakeNoise. Make (add) noise to an image.
* astmknoise: (gnuastro)Invoking astmknoise. Options to MakeNoise.

* MakeProfiles: (gnuastro)MakeProfiles. Make mock profiles.
* astmkprof: (gnuastro)Invoking astmkprof. Options to MakeProfiles.

* Match: (gnuastro)Match. Match two separate catalogs.
* astmatch: (gnuastro)Invoking astmatch. Options to Match.

* NoiseChisel: (gnuastro)NoiseChisel. Detect signal in noise.
* astnoisechisel: (gnuastro)Invoking astnoisechisel. Options to NoiseChisel.

* Segment: (gnuastro)Segment. Segment detections based on signal structure.
* astsegment: (gnuastro)Invoking astsegment. Options to Segment.

* Query: (gnuastro)Query. Access remote databases for downloading data.
* astquery: (gnuastro)Invoking astquery. Options to Query.

* Statistics: (gnuastro)Statistics. Get image Statistics.
* aststatistics: (gnuastro)Invoking aststatistics. Options to Statistics.

* Table: (gnuastro)Table. Read and write FITS binary or ASCII tables.
* asttable: (gnuastro)Invoking asttable. Options to Table.

* Warp: (gnuastro)Warp. Warp a dataset to a new grid.
* astwarp: (gnuastro)Invoking astwarp. Options to Warp.

* astscript: (gnuastro)Installed scripts. Gnuastro’s installed scripts.
* astscript-sort-by-night: (gnuastro)Invoking astscript-sort-by-night. Options to this script
* astscript-radial-profile: (gnuastro)Invoking astscript-radial-profile. Options to this script
* astscript-ds9-region: (gnuastro)Invoking astscript-ds9-region. Options to this script
* astscript-fits-view: (gnuastro)Invoking astscript-fits-view. Options to this script
* astscript-psf-select-stars: (gnuastro)Invoking astscript-psf-select-stars. Options to this script
* astscript-psf-stamp: (gnuastro)Invoking astscript-psf-stamp. Options to this script
* astscript-psf-unite: (gnuastro)Invoking astscript-psf-unite. Options to this script
* astscript-psf-scale-factor: (gnuastro)Invoking astscript-psf-scale-factor. Options to this script
* astscript-psf-subtract: (gnuastro)Invoking astscript-psf-subtract. Options to this script
END-INFO-DIR-ENTRY


Indirect:
gnuastro.info-1: 4234
gnuastro.info-2: 313547
gnuastro.info-3: 614048
gnuastro.info-4: 908603
gnuastro.info-5: 1204716
gnuastro.info-6: 1504510
gnuastro.info-7: 1806161
gnuastro.info-8: 2105359

Tag Table:
(Indirect)
Node: Top4234
Node: Introduction33246
Node: Quick start35933
Ref: Quick start-Footnote-138835
Ref: Quick start-Footnote-239272
Node: Science and its tools39571
Ref: Science and its tools-Footnote-152264
Ref: Science and its tools-Footnote-252318
Ref: Science and its tools-Footnote-352794
Ref: Science and its tools-Footnote-452939
Ref: Science and its tools-Footnote-553072
Ref: Science and its tools-Footnote-653585
Node: Your rights53688
Ref: Your rights-Footnote-155868
Ref: Your rights-Footnote-255977
Ref: Your rights-Footnote-356042
Node: Naming convention56107
Node: Version numbering57244
Ref: Version numbering-Footnote-160336
Node: GNU Astronomy Utilities 1.060640
Ref: GNU Astronomy Utilities 1.0-Footnote-162571
Node: New to GNU/Linux?62603
Ref: New to GNU/Linux?-Footnote-164986
Node: Command-line interface65076
Ref: Command-line interface-Footnote-170894
Ref: Command-line interface-Footnote-270926
Ref: Command-line interface-Footnote-371028
Node: Report a bug71264
Ref: Report a bug-Footnote-177115
Ref: Report a bug-Footnote-277178
Node: Suggest new feature77240
Node: Announcements80132
Node: Conventions81086
Node: Acknowledgments83442
Node: Tutorials89185
Ref: Tutorials-Footnote-193868
Ref: Tutorials-Footnote-294688
Node: Sufi simulates a detection94798
Ref: Sufi simulates a detection-Footnote-1117321
Ref: Sufi simulates a detection-Footnote-2117583
Node: General program usage tutorial117958
Ref: General program usage tutorial-Footnote-1122158
Ref: General program usage tutorial-Footnote-2122235
Ref: General program usage tutorial-Footnote-3122279
Node: Calling Gnuastro's programs122323
Node: Accessing documentation123245
Ref: Accessing documentation-Footnote-1127875
Node: Setup and data download127956
Ref: Setup and data download-Footnote-1129892
Node: Dataset inspection and cropping130029
Ref: Dataset inspection and cropping-Footnote-1135993
Ref: Dataset inspection and cropping-Footnote-2136056
Node: Angular coverage on the sky136497
Ref: Angular coverage on the sky-Footnote-1144838
Node: Cosmological coverage145789
Node: Building custom programs with the library149184
Node: Option management and configuration files154283
Node: Warping to a new pixel grid162188
Node: NoiseChisel and Multiextension FITS files165655
Ref: NoiseChisel and Multiextension FITS files-Footnote-1172772
Ref: NoiseChisel and Multiextension FITS files-Footnote-2172851
Node: NoiseChisel optimization for detection173006
Ref: NoiseChisel optimization for detection-Footnote-1189103
Node: NoiseChisel optimization for storage189965
Node: Segmentation and making a catalog193736
Ref: Segmentation and making a catalog-Footnote-1202025
Ref: Segmentation and making a catalog-Footnote-2202361
Node: Working with catalogs estimating colors202504
Ref: Working with catalogs estimating colors-Footnote-1217603
Node: Column statistics color-magnitude diagram217872
Node: Aperture photometry225036
Ref: Aperture photometry-Footnote-1228812
Node: Matching catalogs228868
Node: Finding reddest clumps and visual inspection232682
Node: Writing scripts to automate the steps237861
Ref: Writing scripts to automate the steps-Footnote-1254300
Node: Citing and acknowledging Gnuastro254731
Node: Detecting large extended targets255830
Ref: Detecting large extended targets-Footnote-1258138
Node: Downloading and validating input data258188
Ref: Downloading and validating input data-Footnote-1263047
Ref: Downloading and validating input data-Footnote-2263285
Node: NoiseChisel optimization263635
Ref: NoiseChisel optimization-Footnote-1283343
Ref: NoiseChisel optimization-Footnote-2283431
Ref: NoiseChisel optimization-Footnote-3283540
Ref: NoiseChisel optimization-Footnote-4283676
Node: Skewness cased by signal and its measurement283831
Node: Image surface brightness limit295079
Ref: Image surface brightness limit-Footnote-1308814
Ref: Image surface brightness limit-Footnote-2309064
Ref: Image surface brightness limit-Footnote-3309127
Node: Achieved surface brightness level313547
Ref: Achieved surface brightness level-Footnote-1320902
Ref: Achieved surface brightness level-Footnote-2321743
Node: Extract clumps and objects321883
Ref: Extract clumps and objects-Footnote-1330677
Ref: Extract clumps and objects-Footnote-2330790
Node: Building the extended PSF331136
Node: Preparing input for extended PSF332239
Ref: Preparing input for extended PSF-Footnote-1334345
Node: Saturated pixels and Segment's clumps334498
Ref: Saturated pixels and Segment's clumps-Footnote-1346320
Node: One object for the whole detection346570
Node: Building outer part of PSF354637
Node: Inner part of the PSF364046
Node: Uniting the different PSF components367088
Node: Subtracting the PSF379530
Ref: Subtracting the PSF-Footnote-1393253
Node: Installation393502
Ref: Installation-Footnote-1396077
Node: Dependencies396164
Node: Mandatory dependencies397802
Node: GNU Scientific Library398543
Node: CFITSIO399393
Ref: CFITSIO-Footnote-1403850
Node: WCSLIB404012
Ref: WCSLIB-Footnote-1406257
Ref: WCSLIB-Footnote-2406391
Ref: WCSLIB-Footnote-3406477
Ref: WCSLIB-Footnote-4406508
Node: Optional dependencies406554
Ref: Optional dependencies-Footnote-1412919
Node: Bootstrapping dependencies413198
Ref: Bootstrapping dependencies-Footnote-1421947
Ref: Bootstrapping dependencies-Footnote-2422220
Ref: Bootstrapping dependencies-Footnote-3422682
Ref: Bootstrapping dependencies-Footnote-4422988
Ref: Bootstrapping dependencies-Footnote-5423140
Node: Dependencies from package managers423346
Ref: Dependencies from package managers-Footnote-1433175
Ref: Dependencies from package managers-Footnote-2433257
Ref: Dependencies from package managers-Footnote-3433304
Node: Downloading the source433341
Node: Release tarball434325
Node: Version controlled source437558
Ref: Version controlled source-Footnote-1440631
Node: Bootstrapping440904
Ref: Bootstrapping-Footnote-1446729
Node: Synchronizing446849
Ref: Synchronizing-Footnote-1451224
Ref: Synchronizing-Footnote-2451420
Node: Build and install451609
Node: Configuring453406
Node: Gnuastro configure options455098
Node: Installation directory461820
Ref: Installation directory-Footnote-1476381
Ref: Installation directory-Footnote-2476479
Ref: Installation directory-Footnote-3476609
Ref: Installation directory-Footnote-4476692
Ref: Installation directory-Footnote-5476874
Node: Executable names477531
Node: Configure and build in RAM481412
Node: Separate build and source directories483924
Node: Tests491965
Node: A4 print book493632
Node: Known issues495051
Ref: Known issues-Footnote-1502113
Ref: Known issues-Footnote-2502152
Ref: Known issues-Footnote-3502340
Ref: Known issues-Footnote-4502395
Node: Common program behavior502456
Ref: Common program behavior-Footnote-1505987
Node: Command-line506250
Node: Arguments and options507215
Node: Arguments510919
Node: Options513691
Node: Common options520586
Node: Input output options521489
Ref: Input output options-Footnote-1528667
Ref: Input output options-Footnote-2528804
Node: Processing options528877
Node: Operating mode options536544
Ref: Operating mode options-Footnote-1550258
Node: Shell TAB completion550320
Ref: Shell TAB completion-Footnote-1554492
Ref: Shell TAB completion-Footnote-2554573
Ref: Shell TAB completion-Footnote-3554620
Ref: Shell TAB completion-Footnote-4554711
Ref: Shell TAB completion-Footnote-5554818
Node: Standard input554989
Node: Configuration files559091
Ref: Configuration files-Footnote-1561064
Ref: Configuration files-Footnote-2561133
Node: Configuration file format561354
Node: Configuration file precedence563761
Ref: Configuration file precedence-Footnote-1568110
Node: Current directory and User wide568279
Node: System wide569544
Node: Getting help571063
Node: --usage573584
Node: --help574930
Node: Man pages578798
Node: Info579629
Node: help-gnuastro mailing list582044
Node: Multi-threaded operations583114
Node: A note on threads584561
Node: How to run simultaneous operations587125
Ref: How to run simultaneous operations-Footnote-1591062
Ref: How to run simultaneous operations-Footnote-2591462
Ref: How to run simultaneous operations-Footnote-3591507
Ref: How to run simultaneous operations-Footnote-4591559
Node: Numeric data types592090
Node: Memory management598858
Ref: Memory management-Footnote-1609694
Node: Tables614048
Node: Recognized table formats617366
Node: Gnuastro text table format622749
Node: Selecting table columns632564
Node: Tessellation636439
Node: Automatic output642194
Ref: Automatic output-Footnote-1644784
Node: Output FITS files644996
Node: Data containers651224
Node: Fits654128
Ref: Fits-Footnote-1659452
Node: Invoking astfits659519
Node: HDU information and manipulation664384
Node: Keyword inspection and manipulation674491
Ref: Keyword inspection and manipulation-Footnote-1701191
Ref: Keyword inspection and manipulation-Footnote-2702048
Node: ConvertType702121
Ref: ConvertType-Footnote-1703795
Node: Recognized file formats703864
Ref: Recognized file formats-Footnote-1712745
Node: Color712792
Node: Aligning images with small WCS offsets717340
Node: Annotations for figure in paper720233
Ref: Annotations for figure in paper-Footnote-1735969
Ref: Annotations for figure in paper-Footnote-2736051
Ref: Annotations for figure in paper-Footnote-3736121
Ref: Annotations for figure in paper-Footnote-4736260
Ref: Annotations for figure in paper-Footnote-5736346
Ref: Annotations for figure in paper-Footnote-6736394
Ref: Annotations for figure in paper-Footnote-7736464
Node: Full script of annotations on figure736546
Node: Invoking astconvertt741155
Ref: Invoking astconvertt-Footnote-1756339
Node: Table756391
Ref: Table-Footnote-1759665
Node: Column arithmetic760059
Ref: Column arithmetic-Footnote-1773771
Node: Operation precedence in Table773965
Node: Invoking asttable784526
Node: Query817817
Ref: Query-Footnote-1820670
Ref: Query-Footnote-2820711
Node: Available databases820753
Node: Invoking astquery831410
Node: Data manipulation846987
Node: Crop847718
Node: Crop modes849866
Node: Crop section syntax857406
Node: Blank pixels860540
Node: Invoking astcrop862218
Node: Crop options865975
Ref: Crop options-Footnote-1884780
Ref: Crop options-Footnote-2884854
Node: Crop output884902
Node: Crop known issues888248
Node: Arithmetic890023
Node: Reverse polish notation891337
Ref: Reverse polish notation-Footnote-1898532
Ref: Reverse polish notation-Footnote-2898588
Node: Integer benefits and pitfalls898702
Node: Arithmetic operators908603
Node: Basic mathematical operators911806
Node: Trigonometric and hyperbolic operators918174
Node: Unit conversion operators920917
Ref: Unit conversion operators-Footnote-1926446
Node: Statistical operators926744
Node: Stacking operators931288
Node: Filtering operators939769
Node: Interpolation operators944483
Node: Dimensionality changing operators948265
Node: Conditional operators954118
Node: Mathematical morphology operators962059
Node: Bitwise operators968577
Node: Numerical type conversion operators974938
Node: Adding noise operators977861
Ref: Adding noise operators-Footnote-1984026
Node: Elliptical shape operators984279
Node: Building new dataset987718
Node: Operand storage in memory or a file988813
Ref: Operand storage in memory or a file-Footnote-1994032
Node: Invoking astarithmetic994324
Node: Convolve1006425
Ref: Convolve-Footnote-11009075
Ref: Convolve-Footnote-21009287
Node: Spatial domain convolution1009571
Ref: Spatial domain convolution-Footnote-11010816
Node: Convolution process1010877
Node: Edges in the spatial domain1013092
Ref: Edges in the spatial domain-Footnote-11016319
Ref: Edges in the spatial domain-Footnote-21016415
Node: Frequency domain and Fourier operations1016496
Node: Fourier series historical background1019261
Ref: epicycle1020839
Ref: Fourier series historical background-Footnote-11024045
Ref: Fourier series historical background-Footnote-21024146
Node: Circles and the complex plane1024504
Ref: iandtime1029007
Ref: Circles and the complex plane-Footnote-11029255
Node: Fourier series1029624
Ref: Fourier series-Footnote-11033765
Node: Fourier transform1033862
Ref: Fourier transform-Footnote-11036937
Node: Dirac delta and comb1037183
Node: Convolution theorem1040587
Ref: Convolution theorem-Footnote-11044687
Node: Sampling theorem1044748
Ref: samplingfreq1047524
Ref: Sampling theorem-Footnote-11051646
Node: Discrete Fourier transform1051791
Ref: Discrete Fourier transform-Footnote-11055111
Ref: Discrete Fourier transform-Footnote-21055225
Node: Fourier operations in two dimensions1055358
Ref: Fourier operations in two dimensions-Footnote-11058142
Node: Edges in the frequency domain1058307
Node: Spatial vs. Frequency domain1061999
Node: Convolution kernel1063557
Node: Invoking astconvolve1066301
Node: Warp1073901
Ref: Warp-Footnote-11077341
Ref: Warp-Footnote-21077485
Node: Warping basics1077647
Ref: Warping basics-Footnote-11083582
Ref: Warping basics-Footnote-21083678
Ref: Warping basics-Footnote-31083741
Ref: Warping basics-Footnote-41083802
Ref: Warping basics-Footnote-51083852
Node: Merging multiple warpings1084108
Node: Resampling1085590
Ref: Resampling-Footnote-11089860
Ref: Resampling-Footnote-21089945
Ref: Resampling-Footnote-31090038
Ref: Resampling-Footnote-41090104
Node: Invoking astwarp1090152
Node: Data analysis1101443
Node: Statistics1102326
Node: Histogram and Cumulative Frequency Plot1103978
Ref: Histogram and Cumulative Frequency Plot-Footnote-11108154
Node: 2D Histograms1108312
Node: 2D histogram as a table1111075
Node: 2D histogram as an image1114537
Node: Sigma clipping1120643
Node: Sky value1125012
Node: Sky value definition1127162
Ref: Sky value definition-Footnote-11130593
Ref: Sky value definition-Footnote-21130913
Node: Sky value misconceptions1131017
Ref: Sky value misconceptions-Footnote-11133520
Node: Quantifying signal in a tile1133791
Ref: Quantifying signal in a tile-Footnote-11145122
Node: Invoking aststatistics1145217
Ref: Invoking aststatistics-Footnote-11180795
Ref: Invoking aststatistics-Footnote-21181001
Node: NoiseChisel1181071
Node: NoiseChisel changes after publication1189190
Ref: NoiseChisel changes after publication-Footnote-11191740
Node: Invoking astnoisechisel1191842
Ref: Invoking astnoisechisel-Footnote-11200229
Node: NoiseChisel input1204716
Node: Detection options1212668
Node: NoiseChisel output1239170
Node: Segment1247844
Ref: Segment-Footnote-11252752
Ref: Segment-Footnote-21252821
Node: Invoking astsegment1252957
Node: Segment input1255842
Node: Segmentation options1267001
Node: Segment output1276184
Node: MakeCatalog1283087
Ref: MakeCatalog-Footnote-11287838
Ref: MakeCatalog-Footnote-21288042
Ref: MakeCatalog-Footnote-31288140
Node: Detection and catalog production1288289
Ref: Detection and catalog production-Footnote-11292141
Node: Brightness flux magnitude1292198
Ref: Brightness flux magnitude-Footnote-11302067
Ref: Brightness flux magnitude-Footnote-21302131
Ref: Brightness flux magnitude-Footnote-31302338
Ref: Brightness flux magnitude-Footnote-41302491
Ref: Brightness flux magnitude-Footnote-51302649
Node: Quantifying measurement limits1302702
Node: Magnitude measurement error of each detection1304764
Node: Surface brightness error of each detection1306243
Node: Completeness limit of each detection1307590
Node: Upper limit magnitude of each detection1309483
Ref: Upper limit magnitude of each detection-Footnote-11313591
Node: Magnitude limit of image1313766
Node: Surface brightness limit of image1315514
Ref: Surface brightness limit of image-Footnote-11321759
Ref: Surface brightness limit of image-Footnote-21321934
Ref: Surface brightness limit of image-Footnote-31322127
Ref: Surface brightness limit of image-Footnote-41322351
Node: Upper limit magnitude of image1322705
Node: Measuring elliptical parameters1323369
Node: Adding new columns to MakeCatalog1331845
Node: Invoking astmkcatalog1337128
Node: MakeCatalog inputs and basic settings1339749
Node: Upper-limit settings1352593
Ref: Upper-limit settings-Footnote-11360231
Ref: Upper-limit settings-Footnote-21360314
Node: MakeCatalog measurements1360501
Node: MakeCatalog output1394834
Ref: MakeCatalog output-Footnote-11402028
Node: Match1402291
Node: Matching algorithms1403171
Node: Invoking astmatch1413033
Node: Modeling and fittings1433650
Node: MakeProfiles1434274
Node: Modeling basics1436865
Node: Defining an ellipse and ellipsoid1437658
Ref: Defining an ellipse and ellipsoid-Footnote-11442545
Ref: Defining an ellipse and ellipsoid-Footnote-21442745
Node: PSF1442805
Ref: PSF-Footnote-11447548
Node: Stars1447728
Node: Galaxies1448380
Ref: Galaxies-Footnote-11449669
Node: Sampling from a function1449872
Node: Oversampling1454655
Node: If convolving afterwards1456021
Node: Profile magnitude1457205
Node: Invoking astmkprof1459005
Ref: Invoking astmkprof-Footnote-11464772
Node: MakeProfiles catalog1465025
Node: MakeProfiles profile settings1473776
Ref: MakeProfiles profile settings-Footnote-11484732
Node: MakeProfiles output dataset1484882
Ref: MakeProfiles output dataset-Footnote-11497661
Node: MakeProfiles log file1498238
Node: MakeNoise1499590
Node: Noise basics1504510
Node: Photon counting noise1505705
Ref: Photon counting noise-Footnote-11512863
Ref: Photon counting noise-Footnote-21512981
Ref: Photon counting noise-Footnote-31513179
Node: Instrumental noise1513608
Node: Final noised pixel value1515079
Node: Generating random numbers1515600
Ref: Generating random numbers-Footnote-11520639
Ref: Generating random numbers-Footnote-21520741
Ref: Generating random numbers-Footnote-31520812
Node: Invoking astmknoise1521147
Node: High-level calculations1525209
Node: CosmicCalculator1526010
Node: Distance on a 2D curved space1527436
Ref: flatplane1530211
Ref: sphereandplane1532440
Ref: Distance on a 2D curved space-Footnote-11539162
Ref: Distance on a 2D curved space-Footnote-21539444
Ref: Distance on a 2D curved space-Footnote-31539908
Ref: Distance on a 2D curved space-Footnote-41540072
Node: Extending distance concepts to 3D1540160
Node: Invoking astcosmiccal1541682
Node: CosmicCalculator input options1544571
Node: CosmicCalculator basic cosmology calculations1549989
Node: CosmicCalculator spectral line calculations1556259
Node: Installed scripts1560168
Ref: Installed scripts-Footnote-11563662
Node: Sort FITS files by night1564315
Node: Invoking astscript-sort-by-night1569478
Node: Generate radial profile1576049
Node: Invoking astscript-radial-profile1577013
Node: SAO DS9 region files from table1590641
Ref: SAO DS9 region files from table-Footnote-11591634
Node: Invoking astscript-ds9-region1591662
Node: Viewing FITS file contents with DS9 or TOPCAT1598715
Node: Invoking astscript-fits-view1602956
Node: PSF construction and subtraction1608426
Ref: PSF construction and subtraction-Footnote-11610797
Node: Overview of the PSF scripts1610964
Node: Invoking astscript-psf-select-stars1616771
Node: Invoking astscript-psf-stamp1625163
Node: Invoking astscript-psf-unite1632953
Node: Invoking astscript-psf-scale-factor1637947
Node: Invoking astscript-psf-subtract1645438
Node: Library1650367
Node: Review of library fundamentals1652614
Node: Headers1654740
Ref: Headers-Footnote-11664922
Ref: Headers-Footnote-21664980
Ref: Headers-Footnote-31665177
Ref: Headers-Footnote-41665294
Ref: Headers-Footnote-51665400
Node: Linking1665481
Ref: Linking-Footnote-11677135
Ref: Linking-Footnote-21677326
Ref: Linking-Footnote-31677608
Ref: Linking-Footnote-41677782
Ref: Linking-Footnote-51678038
Node: Summary and example on libraries1678132
Node: BuildProgram1682057
Node: Invoking astbuildprog1683598
Node: Gnuastro library1693791
Ref: Gnuastro library-Footnote-11698484
Node: Configuration information1698623
Ref: Configuration information-Footnote-11702806
Node: Multithreaded programming1702861
Ref: Multithreaded programming-Footnote-11705922
Ref: Multithreaded programming-Footnote-21706082
Node: Implementation of pthread_barrier1706144
Node: Gnuastro's thread related functions1709021
Node: Library data types1717208
Node: Pointers1731009
Node: Library blank values1736789
Node: Library data container1748428
Node: Generic data container1749623
Ref: Generic data container-Footnote-11762784
Ref: Generic data container-Footnote-21762843
Ref: Generic data container-Footnote-31762921
Node: Dataset allocation1762990
Node: Arrays of datasets1766974
Node: Copying datasets1769655
Node: Dimensions1773438
Node: Linked lists1784944
Ref: Linked lists-Footnote-11790034
Node: List of strings1790433
Node: List of int32_t1793616
Node: List of size_t1797353
Ref: List of size_t-Footnote-11801825
Node: List of float1806161
Node: List of double1809842
Node: List of void1813662
Node: Ordered list of size_t1816474
Node: Doubly linked ordered list of size_t1819460
Node: List of gal_data_t1822895
Node: Array input output1826250
Node: Table input output1830879
Node: FITS files1843275
Node: FITS macros errors filenames1845195
Node: CFITSIO and Gnuastro types1848044
Node: FITS HDUs1850562
Node: FITS header keywords1854048
Ref: FITS header keywords-Footnote-11875624
Node: FITS arrays1875838
Node: FITS tables1882062
Node: File input output1887259
Node: Text files1888276
Node: TIFF files1898629
Node: JPEG files1900938
Node: EPS files1903726
Node: PDF files1907523
Node: World Coordinate System1910331
Ref: World Coordinate System-Footnote-11930239
Ref: World Coordinate System-Footnote-21930312
Ref: World Coordinate System-Footnote-31930388
Node: Arithmetic on datasets1930562
Node: Tessellation library1953538
Node: Independent tiles1957699
Node: Tile grid1972687
Node: Bounding box1984185
Node: Polygons1989413
Node: Qsort functions1999966
Node: K-d tree2005918
Ref: K-d tree-Footnote-12017384
Node: Permutations2017783
Ref: Permutations-Footnote-12020514
Node: Matching2020803
Node: Statistical operations2028453
Node: Binary datasets2053662
Node: Labeled datasets2066916
Ref: Labeled datasets-Footnote-12082782
Ref: Labeled datasets-Footnote-22083120
Node: Convolution functions2083287
Ref: Convolution functions-Footnote-12086678
Node: Interpolation2086731
Ref: Interpolation-Footnote-12099222
Node: Git wrappers2099284
Node: Unit conversion library2105359
Node: Spectral lines library2110269
Node: Cosmology library2116040
Node: SAO DS9 library2119446
Ref: SAO DS9 library-Footnote-12122009
Node: Library demo programs2122072
Node: Library demo - reading a image2123019
Node: Library demo - inspecting neighbors2125189
Node: Library demo - multi-threaded operation2126914
Node: Library demo - reading and writing table columns2132575
Node: Developing2138275
Node: Why C2140695
Ref: Why C-Footnote-12147728
Ref: Why C-Footnote-22147758
Ref: Why C-Footnote-32147826
Ref: Why C-Footnote-42147860
Ref: Why C-Footnote-52147893
Ref: Why C-Footnote-62147958
Ref: Why C-Footnote-72148157
Ref: Why C-Footnote-82148263
Ref: Why C-Footnote-92148337
Ref: Why C-Footnote-102148464
Ref: Why C-Footnote-112148511
Ref: Why C-Footnote-122148742
Ref: Why C-Footnote-132148858
Node: Program design philosophy2148904
Ref: Program design philosophy-Footnote-12151977
Ref: Program design philosophy-Footnote-22152239
Ref: Program design philosophy-Footnote-32152347
Node: Coding conventions2152395
Ref: Coding conventions-Footnote-12164849
Ref: Coding conventions-Footnote-22164921
Ref: Coding conventions-Footnote-32165229
Ref: Coding conventions-Footnote-42165392
Node: Program source2165662
Node: Mandatory source code files2166771
Node: The TEMPLATE program2175891
Node: Documentation2181122
Node: Building and debugging2186083
Node: Test scripts2189048
Ref: Test scripts-Footnote-12191672
Ref: Test scripts-Footnote-22191839
Node: Bash programmable completion2192028
Node: Bash TAB completion tutorial2193952
Ref: Bash TAB completion tutorial-Footnote-12205565
Ref: Bash TAB completion tutorial-Footnote-22205665
Ref: Bash TAB completion tutorial-Footnote-32205747
Node: Implementing TAB completion in Gnuastro2205829
Node: Developer's checklist2209401
Node: Gnuastro project webpage2211341
Ref: Gnuastro project webpage-Footnote-12215626
Ref: Gnuastro project webpage-Footnote-22215680
Ref: Gnuastro project webpage-Footnote-32215716
Node: Developing mailing lists2215841
Node: Contributing to Gnuastro2218104
Node: Copyright assignment2220105
Node: Commit guidelines2224213
Ref: Commit guidelines-Footnote-12230487
Node: Production workflow2230550
Ref: Production workflow-Footnote-12233461
Ref: Production workflow-Footnote-22233540
Ref: Production workflow-Footnote-32233623
Node: Forking tutorial2233705
Ref: Forking tutorial-Footnote-12238268
Ref: Forking tutorial-Footnote-22238519
Node: Gnuastro programs list2238625
Node: Other useful software2246307
Node: SAO DS92246847
Node: TOPCAT2249398
Node: PGPLOT2252258
Ref: PGPLOT-Footnote-12255854
Node: GNU Free Doc. License2255906
Node: GNU General Public License2281263
Node: Index2319053

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