This is gnuastro.info, produced by makeinfo version 7.0.3 from
gnuastro.texi.

This book documents version 0.21 of the GNU Astronomy Utilities
(Gnuastro).  Gnuastro provides various programs and libraries for
astronomical data manipulation and analysis.

   Copyright © 2015-2023 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.

* 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-ds9-region: (gnuastro)Invoking astscript-ds9-region. Options to this script
* astscript-fits-view: (gnuastro)Invoking astscript-fits-view. Options to this script
* astscript-pointing-simulate: (gnuastro)Invoking astscript-pointing-simulate. Options to this script
* astscript-psf-scale-factor: (gnuastro)Invoking astscript-psf-scale-factor. 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-subtract: (gnuastro)Invoking astscript-psf-subtract. Options to this script
* astscript-psf-unite: (gnuastro)Invoking astscript-psf-unite. Options to this script
* astscript-radial-profile: (gnuastro)Invoking astscript-radial-profile. Options to this script
* astscript-sort-by-night: (gnuastro)Invoking astscript-sort-by-night. Options to this script
* astscript-zeropoint: (gnuastro)Invoking astscript-zeropoint. Options to this script
END-INFO-DIR-ENTRY


Indirect:
gnuastro.info-1: 4292
gnuastro.info-2: 305301
gnuastro.info-3: 610543
gnuastro.info-4: 908833
gnuastro.info-5: 1209017
gnuastro.info-6: 1506670
gnuastro.info-7: 1805500
gnuastro.info-8: 2109109
gnuastro.info-9: 2405856
gnuastro.info-10: 2708839

Tag Table:
(Indirect)
Node: Top4292
Node: Introduction39183
Node: Quick start41999
Ref: Quick start-Footnote-145064
Node: Gnuastro programs list45260
Node: Science and its tools54329
Ref: Science and its tools-Footnote-167033
Ref: Science and its tools-Footnote-267087
Ref: Science and its tools-Footnote-367564
Ref: Science and its tools-Footnote-467709
Ref: Science and its tools-Footnote-567842
Ref: Science and its tools-Footnote-668355
Node: Your rights68458
Ref: Your rights-Footnote-170636
Ref: Your rights-Footnote-270745
Ref: Your rights-Footnote-370810
Node: Logo of Gnuastro70875
Node: Naming convention72528
Node: Version numbering73672
Ref: Version numbering-Footnote-176765
Node: GNU Astronomy Utilities 1.077069
Ref: GNU Astronomy Utilities 1.0-Footnote-178999
Node: New to GNU/Linux?79031
Ref: New to GNU/Linux?-Footnote-182930
Ref: New to GNU/Linux?-Footnote-283020
Node: Command-line interface83086
Ref: Command-line interface-Footnote-188894
Ref: Command-line interface-Footnote-288926
Ref: Command-line interface-Footnote-389029
Node: Report a bug89265
Ref: Report a bug-Footnote-196182
Ref: Report a bug-Footnote-296245
Node: Suggest new feature96307
Node: Announcements99200
Node: Conventions100156
Node: Acknowledgments102508
Node: Tutorials108394
Ref: Tutorials-Footnote-1114775
Ref: Tutorials-Footnote-2114885
Node: General program usage tutorial115703
Ref: General program usage tutorial-Footnote-1120142
Ref: General program usage tutorial-Footnote-2120219
Ref: General program usage tutorial-Footnote-3120263
Node: Calling Gnuastro's programs120307
Node: Accessing documentation121228
Ref: Accessing documentation-Footnote-1125944
Node: Setup and data download126025
Ref: Setup and data download-Footnote-1127960
Node: Dataset inspection and cropping128097
Ref: Dataset inspection and cropping-Footnote-1134784
Ref: Dataset inspection and cropping-Footnote-2135077
Ref: Dataset inspection and cropping-Footnote-3135138
Ref: Dataset inspection and cropping-Footnote-4135586
Node: Angular coverage on the sky135638
Ref: Angular coverage on the sky-Footnote-1143353
Node: Cosmological coverage and visualizing tables144301
Node: Building custom programs with the library150398
Ref: Building custom programs with the library-Footnote-1156012
Node: Option management and configuration files156410
Node: Warping to a new pixel grid165279
Node: NoiseChisel and Multi-Extension FITS files168797
Ref: NoiseChisel and Multi-Extension FITS files-Footnote-1176939
Node: NoiseChisel optimization for detection177018
Ref: NoiseChisel optimization for detection-Footnote-1193130
Node: NoiseChisel optimization for storage193992
Node: Segmentation and making a catalog197772
Ref: Segmentation and making a catalog-Footnote-1206593
Ref: Segmentation and making a catalog-Footnote-2206929
Node: Measuring the dataset limits207072
Ref: Measuring the dataset limits-Footnote-1220906
Ref: Measuring the dataset limits-Footnote-2221036
Ref: Measuring the dataset limits-Footnote-3221091
Node: Working with catalogs estimating colors221178
Ref: Working with catalogs estimating colors-Footnote-1237170
Node: Column statistics color-magnitude diagram237439
Node: Aperture photometry244819
Ref: Aperture photometry-Footnote-1248594
Node: Matching catalogs248650
Node: Reddest clumps cutouts and parallelization252454
Node: FITS images in a publication257898
Ref: FITS images in a publication-Footnote-1268316
Node: Marking objects for publication268379
Node: Writing scripts to automate the steps280935
Ref: Writing scripts to automate the steps-Footnote-1299496
Node: Citing and acknowledging Gnuastro299924
Node: Detecting large extended targets305301
Ref: Detecting large extended targets-Footnote-1307607
Node: Downloading and validating input data307657
Ref: Downloading and validating input data-Footnote-1312514
Ref: Downloading and validating input data-Footnote-2312752
Node: NoiseChisel optimization313102
Ref: NoiseChisel optimization-Footnote-1332863
Ref: NoiseChisel optimization-Footnote-2332951
Ref: NoiseChisel optimization-Footnote-3333060
Ref: NoiseChisel optimization-Footnote-4333196
Node: Skewness caused by signal and its measurement333351
Node: Image surface brightness limit344603
Ref: Image surface brightness limit-Footnote-1358349
Ref: Image surface brightness limit-Footnote-2358598
Ref: Image surface brightness limit-Footnote-3358661
Node: Achieved surface brightness level358847
Ref: Achieved surface brightness level-Footnote-1366171
Ref: Achieved surface brightness level-Footnote-2367011
Node: Extract clumps and objects367151
Ref: Extract clumps and objects-Footnote-1375947
Ref: Extract clumps and objects-Footnote-2376060
Node: Building the extended PSF376406
Node: Preparing input for extended PSF377544
Ref: Preparing input for extended PSF-Footnote-1379650
Node: Saturated pixels and Segment's clumps379803
Ref: Saturated pixels and Segment's clumps-Footnote-1391619
Node: One object for the whole detection391869
Node: Building outer part of PSF399939
Node: Inner part of the PSF410018
Node: Uniting the different PSF components413062
Node: Subtracting the PSF425499
Ref: Subtracting the PSF-Footnote-1439220
Node: Sufi simulates a detection439470
Ref: Sufi simulates a detection-Footnote-1471609
Ref: Sufi simulates a detection-Footnote-2471871
Ref: Sufi simulates a detection-Footnote-3472246
Node: Detecting lines and extracting spectra in 3D data472306
Ref: Detecting lines and extracting spectra in 3D data-Footnote-1475429
Ref: Detecting lines and extracting spectra in 3D data-Footnote-2475491
Ref: Detecting lines and extracting spectra in 3D data-Footnote-3475565
Ref: Detecting lines and extracting spectra in 3D data-Footnote-4475639
Ref: Detecting lines and extracting spectra in 3D data-Footnote-5475698
Node: Viewing spectra and redshifted lines476342
Node: Sky lines in optical IFUs486982
Node: Continuum subtraction488954
Ref: Continuum subtraction-Footnote-1494576
Node: 3D detection with NoiseChisel494730
Ref: 3D detection with NoiseChisel-Footnote-1501054
Node: 3D measurements and spectra501207
Node: Extracting a single spectrum and plotting it514074
Node: Pseudo narrow-band images517191
Ref: Pseudo narrow-band images-Footnote-1524835
Node: Color channels in same pixel grid525474
Node: Zero point of an image529948
Node: Zero point tutorial with reference image531833
Ref: Zero point tutorial with reference image-Footnote-1555777
Node: Zero point tutorial with reference catalog555932
Node: Pointing pattern design559950
Node: Preparing input and generating exposure map563416
Ref: Preparing input and generating exposure map-Footnote-1572945
Ref: Preparing input and generating exposure map-Footnote-2573088
Ref: Preparing input and generating exposure map-Footnote-3573205
Node: Area of non-blank pixels on sky573448
Node: Script with pointing simulation steps so far577283
Node: Larger steps sizes for better calibration581566
Node: Pointings that account for sky curvature590030
Ref: Pointings that account for sky curvature-Footnote-1599066
Node: Accounting for non-exposed pixels599162
Ref: Accounting for non-exposed pixels-Footnote-1605703
Ref: Accounting for non-exposed pixels-Footnote-2606023
Node: Moire pattern in stacking and its correction610543
Ref: Moire pattern in stacking and its correction-Footnote-1624264
Node: Installation624358
Ref: Installation-Footnote-1626935
Node: Dependencies627022
Node: Mandatory dependencies628661
Node: GNU Scientific Library629401
Node: CFITSIO630250
Ref: CFITSIO-Footnote-1634708
Node: WCSLIB634870
Ref: WCSLIB-Footnote-1637140
Ref: WCSLIB-Footnote-2637274
Ref: WCSLIB-Footnote-3637360
Ref: WCSLIB-Footnote-4637391
Node: Optional dependencies637437
Ref: Optional dependencies-Footnote-1646003
Node: Bootstrapping dependencies646283
Ref: Bootstrapping dependencies-Footnote-1655200
Ref: Bootstrapping dependencies-Footnote-2655473
Ref: Bootstrapping dependencies-Footnote-3655934
Ref: Bootstrapping dependencies-Footnote-4656240
Ref: Bootstrapping dependencies-Footnote-5656391
Node: Dependencies from package managers656597
Ref: Dependencies from package managers-Footnote-1668773
Ref: Dependencies from package managers-Footnote-2668855
Ref: Dependencies from package managers-Footnote-3668902
Node: Downloading the source668939
Node: Release tarball669923
Node: Version controlled source673156
Ref: Version controlled source-Footnote-1676234
Node: Bootstrapping676507
Ref: Bootstrapping-Footnote-1682332
Node: Synchronizing682452
Ref: Synchronizing-Footnote-1686829
Ref: Synchronizing-Footnote-2687025
Node: Build and install687214
Node: Configuring689008
Node: Gnuastro configure options690698
Node: Installation directory698156
Ref: Installation directory-Footnote-1712712
Ref: Installation directory-Footnote-2712810
Ref: Installation directory-Footnote-3712941
Ref: Installation directory-Footnote-4713024
Ref: Installation directory-Footnote-5713206
Node: Executable names713862
Node: Configure and build in RAM717744
Node: Separate build and source directories720311
Node: Tests728774
Node: A4 print book730440
Node: Known issues731859
Ref: Known issues-Footnote-1738916
Ref: Known issues-Footnote-2738955
Ref: Known issues-Footnote-3739144
Ref: Known issues-Footnote-4739199
Node: Common program behavior739260
Ref: Common program behavior-Footnote-1742869
Node: Command-line743133
Node: Arguments and options744172
Node: Arguments747875
Node: Options750646
Node: Common options757542
Node: Input output options758445
Ref: Input output options-Footnote-1766320
Ref: Input output options-Footnote-2766457
Node: Processing options766530
Node: Operating mode options774199
Ref: Operating mode options-Footnote-1789992
Node: Shell TAB completion790054
Ref: Shell TAB completion-Footnote-1794228
Ref: Shell TAB completion-Footnote-2794309
Ref: Shell TAB completion-Footnote-3794356
Ref: Shell TAB completion-Footnote-4794447
Ref: Shell TAB completion-Footnote-5794554
Node: Standard input794724
Node: Shell tips798844
Node: Separate shell variables for multiple outputs799266
Ref: Separate shell variables for multiple outputs-Footnote-1803757
Ref: Separate shell variables for multiple outputs-Footnote-2804011
Node: Configuration files804408
Ref: Configuration files-Footnote-1806379
Ref: Configuration files-Footnote-2806448
Node: Configuration file format806669
Node: Configuration file precedence809088
Ref: Configuration file precedence-Footnote-1813438
Node: Current directory and User wide813607
Node: System wide814872
Node: Getting help816388
Node: --usage818908
Node: --help820255
Node: Man pages824124
Node: Info824955
Node: help-gnuastro mailing list827369
Node: Multi-threaded operations828438
Node: A note on threads829884
Node: How to run simultaneous operations832447
Ref: How to run simultaneous operations-Footnote-1836818
Ref: How to run simultaneous operations-Footnote-2837218
Ref: How to run simultaneous operations-Footnote-3837263
Ref: How to run simultaneous operations-Footnote-4837315
Node: Numeric data types837846
Node: Memory management844739
Ref: Memory management-Footnote-1855570
Node: Tables855690
Node: Recognized table formats859007
Node: Gnuastro text table format864391
Node: Selecting table columns874579
Node: Tessellation878455
Node: Automatic output884214
Ref: Automatic output-Footnote-1886805
Node: Output FITS files887018
Node: Numeric locale893271
Node: Data containers896238
Node: Fits899145
Ref: Fits-Footnote-1904474
Node: Invoking astfits908833
Node: HDU information and manipulation914303
Node: Keyword inspection and manipulation925253
Ref: Keyword inspection and manipulation-Footnote-1954300
Ref: Keyword inspection and manipulation-Footnote-2955157
Node: Pixel information images955230
Ref: Pixel information images-Footnote-1958628
Node: ConvertType958702
Ref: ConvertType-Footnote-1960855
Node: Raster and Vector graphics960924
Node: Recognized file formats963155
Ref: Recognized file formats-Footnote-1972805
Node: Color972852
Node: Pixel colors973804
Node: Colormaps for single-channel pixels975886
Node: Vector graphics colors979708
Ref: colornames980763
Node: Annotations for figure in paper980949
Ref: Annotations for figure in paper-Footnote-1996644
Ref: Annotations for figure in paper-Footnote-2996726
Ref: Annotations for figure in paper-Footnote-3996796
Ref: Annotations for figure in paper-Footnote-4996935
Ref: Annotations for figure in paper-Footnote-5997021
Ref: Annotations for figure in paper-Footnote-6997069
Ref: Annotations for figure in paper-Footnote-7997139
Node: Full script of annotations on figure997221
Node: Invoking astconvertt1001765
Node: ConvertType input and output1003734
Node: Pixel visualization1010585
Ref: Pixel visualization-Footnote-11018391
Node: Drawing with vector graphics1018443
Node: Table1036610
Ref: Table-Footnote-11040038
Node: Printing floating point numbers1040432
Ref: Printing floating point numbers-Footnote-11046358
Node: Vector columns1046438
Ref: Vector columns-Footnote-11056948
Node: Column arithmetic1057024
Ref: Column arithmetic-Footnote-11079509
Node: Operation precedence in Table1079703
Node: Invoking asttable1094668
Node: Query1140267
Ref: Query-Footnote-11143109
Ref: Query-Footnote-21143150
Node: Available databases1143192
Node: Invoking astquery1153985
Node: Data manipulation1169553
Node: Crop1170285
Node: Crop modes1172432
Node: Crop section syntax1179972
Node: Blank pixels1183106
Node: Invoking astcrop1184785
Node: Crop options1189040
Ref: Crop options-Footnote-11204603
Ref: Crop options-Footnote-21204677
Node: Crop output1209017
Node: Crop known issues1218423
Node: Arithmetic1220196
Node: Reverse polish notation1221575
Ref: Reverse polish notation-Footnote-11228767
Ref: Reverse polish notation-Footnote-21228823
Node: Integer benefits and pitfalls1228937
Node: Noise basics1234593
Node: Photon counting noise1235861
Ref: Photon counting noise-Footnote-11243019
Ref: Photon counting noise-Footnote-21243137
Ref: Photon counting noise-Footnote-31243335
Node: Instrumental noise1243764
Node: Final noised pixel value1245235
Node: Generating random numbers1245756
Ref: Generating random numbers-Footnote-11250976
Ref: Generating random numbers-Footnote-21251078
Ref: Generating random numbers-Footnote-31251149
Node: Arithmetic operators1251483
Node: Basic mathematical operators1256748
Node: Trigonometric and hyperbolic operators1263690
Node: Constants1266417
Node: Coordinate conversion operators1268237
Node: Unit conversion operators1274967
Ref: Unit conversion operators-Footnote-11283996
Node: Statistical operators1284294
Node: Stacking operators1289216
Node: Filtering operators1297700
Node: Pooling operators1303029
Node: Interpolation operators1312413
Node: Dimensionality changing operators1316434
Ref: Dimensionality changing operators-Footnote-11332836
Node: Conditional operators1332905
Node: Mathematical morphology operators1341728
Node: Bitwise operators1349203
Node: Numerical type conversion operators1355562
Node: Random number generators1358576
Ref: Random number generators-Footnote-11385880
Node: Box shape operators1386133
Node: Loading external columns1393556
Node: Size and position operators1395117
Node: Building new dataset and stack management1407349
Node: Operand storage in memory or a file1412082
Ref: Operand storage in memory or a file-Footnote-11417321
Node: Invoking astarithmetic1417612
Node: Convolve1432075
Ref: Convolve-Footnote-11434725
Ref: Convolve-Footnote-21434937
Node: Spatial domain convolution1435221
Ref: Spatial domain convolution-Footnote-11436465
Node: Convolution process1436526
Node: Edges in the spatial domain1439368
Ref: Edges in the spatial domain-Footnote-11442593
Ref: Edges in the spatial domain-Footnote-21442689
Node: Frequency domain and Fourier operations1442771
Node: Fourier series historical background1445536
Ref: epicycle1447115
Ref: Fourier series historical background-Footnote-11450319
Ref: Fourier series historical background-Footnote-21450420
Node: Circles and the complex plane1450778
Ref: iandtime1455282
Ref: Circles and the complex plane-Footnote-11455530
Node: Fourier series1455900
Ref: Fourier series-Footnote-11460042
Node: Fourier transform1460139
Ref: Fourier transform-Footnote-11463214
Node: Dirac delta and comb1463460
Node: Convolution theorem1466864
Ref: Convolution theorem-Footnote-11470964
Node: Sampling theorem1471025
Ref: samplingfreq1473801
Ref: Sampling theorem-Footnote-11477924
Node: Discrete Fourier transform1478069
Ref: Discrete Fourier transform-Footnote-11481389
Ref: Discrete Fourier transform-Footnote-21481503
Node: Fourier operations in two dimensions1481636
Ref: Fourier operations in two dimensions-Footnote-11484420
Node: Edges in the frequency domain1484585
Node: Spatial vs. Frequency domain1488277
Node: Convolution kernel1489834
Node: Invoking astconvolve1492577
Node: Warp1506670
Ref: Warp-Footnote-11510037
Ref: Warp-Footnote-21510181
Node: Linear warping basics1510343
Ref: Linear warping basics-Footnote-11516300
Ref: Linear warping basics-Footnote-21516396
Ref: Linear warping basics-Footnote-31516459
Ref: Linear warping basics-Footnote-41516520
Ref: Linear warping basics-Footnote-51516570
Node: Merging multiple warpings1516826
Node: Resampling1518322
Ref: Resampling-Footnote-11524263
Ref: Resampling-Footnote-21524348
Ref: Resampling-Footnote-31524441
Ref: Resampling-Footnote-41524507
Ref: Resampling-Footnote-51524704
Node: Invoking astwarp1524752
Node: Align pixels with WCS considering distortions1530218
Ref: Align pixels with WCS considering distortions-Footnote-11545780
Ref: Align pixels with WCS considering distortions-Footnote-21545856
Node: Linear warps to be called explicitly1545956
Node: Data analysis1554834
Node: Statistics1555710
Node: Histogram and Cumulative Frequency Plot1557437
Ref: Histogram and Cumulative Frequency Plot-Footnote-11561614
Node: 2D Histograms1561772
Node: 2D histogram as a table for plotting1564547
Ref: 2D histogram as a table for plotting-Footnote-11569564
Node: 2D histogram as an image1569662
Node: Sigma clipping1575791
Node: Least squares fitting1580172
Ref: Least squares fitting-Footnote-11594711
Node: Sky value1595201
Node: Sky value definition1597361
Ref: Sky value definition-Footnote-11600810
Ref: Sky value definition-Footnote-21601130
Node: Sky value misconceptions1601234
Ref: Sky value misconceptions-Footnote-11603737
Node: Quantifying signal in a tile1604008
Ref: Quantifying signal in a tile-Footnote-11614574
Node: Invoking aststatistics1614669
Ref: Invoking aststatistics-Footnote-11621414
Node: Input to Statistics1621620
Node: Single value measurements1623987
Node: Generating histograms and cumulative frequency plots1632682
Ref: Generating histograms and cumulative frequency plots-Footnote-11644444
Node: Fitting options1644514
Node: Contour options1654791
Node: Statistics on tiles1655994
Node: NoiseChisel1662606
Node: NoiseChisel changes after publication1670719
Ref: NoiseChisel changes after publication-Footnote-11673442
Node: Invoking astnoisechisel1673544
Ref: Invoking astnoisechisel-Footnote-11682137
Node: NoiseChisel input1682390
Node: Detection options1690343
Node: NoiseChisel output1717762
Node: Segment1726432
Ref: Segment-Footnote-11731342
Ref: Segment-Footnote-21731411
Node: Invoking astsegment1731547
Node: Segment input1734434
Node: Segmentation options1745600
Node: Segment output1754813
Node: MakeCatalog1761764
Ref: MakeCatalog-Footnote-11766594
Ref: MakeCatalog-Footnote-21766798
Ref: MakeCatalog-Footnote-31766896
Node: Detection and catalog production1767045
Ref: Detection and catalog production-Footnote-11770898
Node: Brightness flux magnitude1770955
Ref: Brightness flux magnitude-Footnote-11783101
Ref: Brightness flux magnitude-Footnote-21783165
Ref: Brightness flux magnitude-Footnote-31783454
Ref: Brightness flux magnitude-Footnote-41783630
Ref: Brightness flux magnitude-Footnote-51783926
Ref: Brightness flux magnitude-Footnote-61783979
Node: Quantifying measurement limits1784066
Node: Standard deviation vs error1786412
Node: Magnitude measurement error of each detection1796494
Node: Surface brightness error of each detection1797970
Node: Completeness limit of each detection1799316
Node: Upper limit magnitude of each detection1805500
Ref: Upper limit magnitude of each detection-Footnote-11809971
Node: Magnitude limit of image1810146
Node: Surface brightness limit of image1812027
Ref: Surface brightness limit of image-Footnote-11818271
Ref: Surface brightness limit of image-Footnote-21818446
Ref: Surface brightness limit of image-Footnote-31818639
Ref: Surface brightness limit of image-Footnote-41818864
Node: Upper limit magnitude of image1819218
Node: Measuring elliptical parameters1819882
Node: Adding new columns to MakeCatalog1828358
Node: MakeCatalog measurements1833642
Node: Identifier columns1836195
Node: Position measurements in pixels1837563
Node: Position measurements in WCS1841871
Node: Brightness measurements1846219
Node: Surface brightness measurements1857474
Node: Morphology measurements nonparametric1863447
Node: Morphology measurements elliptical1873510
Node: Measurements per slice spectra1875495
Node: Invoking astmkcatalog1879687
Node: MakeCatalog inputs and basic settings1882213
Node: Upper-limit settings1894755
Ref: Upper-limit settings-Footnote-11903882
Ref: Upper-limit settings-Footnote-21903965
Node: MakeCatalog output1904152
Ref: MakeCatalog output-Footnote-11911372
Node: Match1911635
Node: Matching algorithms1912516
Node: Invoking astmatch1922379
Node: Data modeling1943014
Node: MakeProfiles1943554
Node: Modeling basics1946111
Node: Defining an ellipse and ellipsoid1946904
Ref: Defining an ellipse and ellipsoid-Footnote-11951797
Ref: Defining an ellipse and ellipsoid-Footnote-21952004
Node: PSF1952064
Ref: PSF-Footnote-11956770
Node: Stars1956950
Node: Galaxies1957603
Ref: Galaxies-Footnote-11958919
Node: Sampling from a function1959122
Node: Oversampling1963907
Node: If convolving afterwards1965273
Node: Profile magnitude1966534
Node: Invoking astmkprof1968314
Ref: Invoking astmkprof-Footnote-11974168
Node: MakeProfiles catalog1974421
Ref: MakeProfiles catalog-Footnote-11984309
Node: MakeProfiles profile settings1984696
Ref: MakeProfiles profile settings-Footnote-12001303
Node: MakeProfiles output dataset2001453
Ref: MakeProfiles output dataset-Footnote-12014522
Ref: MakeProfiles output dataset-Footnote-22015099
Node: MakeProfiles log file2015571
Node: High-level calculations2016923
Node: CosmicCalculator2017718
Node: Distance on a 2D curved space2019146
Ref: flatplane2021922
Ref: sphereandplane2024151
Ref: Distance on a 2D curved space-Footnote-12030871
Ref: Distance on a 2D curved space-Footnote-22031153
Ref: Distance on a 2D curved space-Footnote-32031617
Ref: Distance on a 2D curved space-Footnote-42031781
Node: Extending distance concepts to 3D2031869
Node: Invoking astcosmiccal2033391
Node: CosmicCalculator input options2036270
Node: CosmicCalculator basic cosmology calculations2038815
Node: CosmicCalculator spectral line calculations2045086
Node: Installed scripts2049788
Ref: Installed scripts-Footnote-12053468
Node: Sort FITS files by night2054119
Node: Invoking astscript-sort-by-night2059285
Node: Generate radial profile2065862
Node: Invoking astscript-radial-profile2066826
Node: SAO DS9 region files from table2086529
Ref: SAO DS9 region files from table-Footnote-12087524
Node: Invoking astscript-ds9-region2087552
Node: Viewing FITS file contents with DS9 or TOPCAT2094599
Node: Invoking astscript-fits-view2098830
Node: Zero point estimation2109109
Ref: Zero point estimation-Footnote-12111861
Ref: Zero point estimation-Footnote-22112016
Ref: Zero point estimation-Footnote-32112105
Node: Invoking astscript-zeropoint2112182
Node: zero point output2115827
Node: zero point options2117721
Ref: zero point options-Footnote-12124174
Node: Pointing pattern simulation2124276
Node: Invoking astscript-pointing-simulate2128731
Node: PSF construction and subtraction2139487
Ref: PSF construction and subtraction-Footnote-12141844
Node: Overview of the PSF scripts2142011
Node: Invoking astscript-psf-select-stars2147817
Node: Invoking astscript-psf-stamp2156390
Node: Invoking astscript-psf-unite2167682
Node: Invoking astscript-psf-scale-factor2172681
Node: Invoking astscript-psf-subtract2179238
Node: Makefile extensions2184155
Node: Loading the Gnuastro Make functions2185658
Node: Makefile functions of Gnuastro2187185
Node: Library2194686
Node: Review of library fundamentals2196933
Node: Headers2199061
Ref: Headers-Footnote-12209225
Ref: Headers-Footnote-22209283
Ref: Headers-Footnote-32209480
Ref: Headers-Footnote-42209597
Ref: Headers-Footnote-52209703
Node: Linking2209784
Ref: Linking-Footnote-12221435
Ref: Linking-Footnote-22221626
Ref: Linking-Footnote-32221908
Ref: Linking-Footnote-42222082
Ref: Linking-Footnote-52222338
Node: Summary and example on libraries2222432
Node: BuildProgram2226352
Node: Invoking astbuildprog2227890
Node: Gnuastro library2238084
Ref: Gnuastro library-Footnote-12243143
Node: Configuration information2243282
Ref: Configuration information-Footnote-12248344
Node: Multithreaded programming2248399
Ref: Multithreaded programming-Footnote-12251455
Ref: Multithreaded programming-Footnote-22251613
Node: Implementation of pthread_barrier2251675
Node: Gnuastro's thread related functions2254552
Node: Library data types2262737
Node: Pointers2278614
Node: Library blank values2284709
Node: Library data container2298115
Node: Generic data container2299313
Ref: Generic data container-Footnote-12312478
Ref: Generic data container-Footnote-22312537
Ref: Generic data container-Footnote-32312615
Node: Dataset allocation2312684
Node: Arrays of datasets2317159
Node: Copying datasets2319842
Node: Dimensions2323626
Node: Linked lists2338741
Ref: Linked lists-Footnote-12343833
Node: List of strings2344232
Node: List of int32_t2348420
Node: List of size_t2352161
Ref: List of size_t-Footnote-12356638
Node: List of float2356740
Node: List of double2360424
Node: List of void2364610
Node: Ordered list of size_t2367423
Node: Doubly linked ordered list of size_t2370408
Node: List of gal_data_t2373843
Node: Array input output2378708
Node: Table input output2384110
Node: FITS files2399646
Node: FITS macros errors filenames2405856
Node: CFITSIO and Gnuastro types2408703
Node: FITS HDUs2411236
Node: FITS header keywords2415912
Ref: FITS header keywords-Footnote-12438601
Node: FITS arrays2438815
Node: FITS tables2445452
Node: File input output2450923
Node: Text files2451940
Node: TIFF files2462796
Node: JPEG files2465529
Node: EPS files2468317
Node: PDF files2474763
Node: World Coordinate System2477999
Ref: World Coordinate System-Footnote-12508144
Ref: World Coordinate System-Footnote-22508221
Ref: World Coordinate System-Footnote-32508294
Ref: World Coordinate System-Footnote-42508370
Node: Arithmetic on datasets2508544
Node: Tessellation library2539944
Node: Independent tiles2544105
Node: Tile grid2559086
Node: Bounding box2570990
Node: Polygons2576633
Node: Qsort functions2589199
Node: K-d tree2595154
Ref: K-d tree-Footnote-12606741
Node: Permutations2607140
Ref: Permutations-Footnote-12610409
Node: Matching2610707
Node: Statistical operations2618494
Node: Fitting functions2644812
Ref: Fitting functions-Footnote-12655480
Ref: Fitting functions-Footnote-22655574
Ref: Fitting functions-Footnote-32655671
Ref: Fitting functions-Footnote-42655753
Node: Binary datasets2655840
Node: Labeled datasets2669657
Ref: Labeled datasets-Footnote-12685526
Ref: Labeled datasets-Footnote-22685864
Node: Convolution functions2686031
Ref: Convolution functions-Footnote-12689873
Node: Pooling functions2689926
Node: Interpolation2691933
Ref: Interpolation-Footnote-12704485
Node: Warp library2708839
Node: Color functions2720493
Node: Git wrappers2722585
Node: Python interface2724423
Node: Unit conversion library2727532
Node: Spectral lines library2734135
Ref: Spectral lines library-Footnote-12745458
Node: Cosmology library2745528
Node: SAO DS9 library2748934
Ref: SAO DS9 library-Footnote-12751494
Node: Library demo programs2751557
Node: Library demo - reading a image2752678
Node: Library demo - inspecting neighbors2756708
Node: Library demo - multi-threaded operation2760138
Node: Library demo - reading and writing table columns2767548
Node: Library demo - Warp to another image2775397
Node: Library demo - Warp to new grid2781977
Node: Developing2789148
Node: Why C2791567
Ref: Why C-Footnote-12798595
Ref: Why C-Footnote-22798625
Ref: Why C-Footnote-32798693
Ref: Why C-Footnote-42798727
Ref: Why C-Footnote-52798760
Ref: Why C-Footnote-62798825
Ref: Why C-Footnote-72799024
Ref: Why C-Footnote-82799130
Ref: Why C-Footnote-92799204
Ref: Why C-Footnote-102799331
Ref: Why C-Footnote-112799378
Ref: Why C-Footnote-122799609
Ref: Why C-Footnote-132799725
Node: Program design philosophy2799771
Ref: Program design philosophy-Footnote-12802847
Ref: Program design philosophy-Footnote-22803109
Ref: Program design philosophy-Footnote-32803217
Node: Coding conventions2803265
Ref: Coding conventions-Footnote-12815735
Ref: Coding conventions-Footnote-22815807
Ref: Coding conventions-Footnote-32816115
Ref: Coding conventions-Footnote-42816278
Node: Program source2816548
Node: Mandatory source code files2817657
Node: The TEMPLATE program2826779
Node: Documentation2832006
Node: Building and debugging2836959
Node: Test scripts2839982
Ref: Test scripts-Footnote-12842604
Ref: Test scripts-Footnote-22842771
Node: Bash programmable completion2842959
Node: Bash TAB completion tutorial2844877
Ref: Bash TAB completion tutorial-Footnote-12856488
Ref: Bash TAB completion tutorial-Footnote-22856588
Ref: Bash TAB completion tutorial-Footnote-32856670
Node: Implementing TAB completion in Gnuastro2856752
Node: Developer's checklist2860325
Node: Gnuastro project webpage2862265
Ref: Gnuastro project webpage-Footnote-12866550
Ref: Gnuastro project webpage-Footnote-22866604
Ref: Gnuastro project webpage-Footnote-32866640
Node: Developing mailing lists2866765
Node: Contributing to Gnuastro2869029
Node: Copyright assignment2871029
Node: Commit guidelines2875133
Ref: Commit guidelines-Footnote-12881418
Node: Production workflow2881481
Ref: Production workflow-Footnote-12884404
Ref: Production workflow-Footnote-22884483
Ref: Production workflow-Footnote-32884566
Node: Forking tutorial2884648
Ref: Forking tutorial-Footnote-12892814
Ref: Forking tutorial-Footnote-22893095
Node: Other useful software2893205
Node: SAO DS92893732
Node: TOPCAT2897491
Node: PGPLOT2900349
Ref: PGPLOT-Footnote-12903944
Node: GNU Free Doc License2903996
Node: GNU General Public License2929352
Node: Index2967141

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