This is gnuastro.info, produced by makeinfo version 6.7 from
gnuastro.texi.

This book documents version 0.12 of the GNU Astronomy Utilities
(Gnuastro).  Gnuastro provides various programs and libraries for
astronomical data manipulation and analysis.

   Copyright © 2015-2020, 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.

* 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-sort-by-night: (gnuastro)Invoking astscript-sort-by-night. Options to this script

END-INFO-DIR-ENTRY


Indirect:
gnuastro.info-1: 3296
gnuastro.info-2: 304579
gnuastro.info-3: 604745
gnuastro.info-4: 911975
gnuastro.info-5: 1203746
gnuastro.info-6: 1509344

Tag Table:
(Indirect)
Node: Top3296
Node: Introduction26494
Node: Quick start29181
Ref: Quick start-Footnote-131807
Ref: Quick start-Footnote-232243
Node: Science and its tools32542
Ref: Science and its tools-Footnote-144716
Ref: Science and its tools-Footnote-244770
Ref: Science and its tools-Footnote-345361
Ref: Science and its tools-Footnote-445506
Ref: Science and its tools-Footnote-545639
Ref: Science and its tools-Footnote-646152
Node: Your rights46255
Ref: Your rights-Footnote-148435
Ref: Your rights-Footnote-248544
Ref: Your rights-Footnote-348609
Node: Naming convention48674
Node: Version numbering49811
Ref: Version numbering-Footnote-152903
Node: GNU Astronomy Utilities 1.053207
Ref: GNU Astronomy Utilities 1.0-Footnote-155138
Node: New to GNU/Linux?55170
Ref: New to GNU/Linux?-Footnote-157553
Node: Command-line interface57643
Ref: Command-line interface-Footnote-163461
Ref: Command-line interface-Footnote-263493
Ref: Command-line interface-Footnote-363595
Node: Report a bug63831
Ref: Report a bug-Footnote-169677
Ref: Report a bug-Footnote-269740
Node: Suggest new feature69802
Node: Announcements72695
Node: Conventions73649
Node: Acknowledgments75336
Node: Tutorials80099
Ref: Tutorials-Footnote-184130
Ref: Tutorials-Footnote-284950
Node: Sufi simulates a detection85060
Ref: Sufi simulates a detection-Footnote-1105975
Ref: Sufi simulates a detection-Footnote-2106237
Node: General program usage tutorial106615
Ref: General program usage tutorial-Footnote-1110644
Ref: General program usage tutorial-Footnote-2110721
Ref: General program usage tutorial-Footnote-3110765
Node: Calling Gnuastro's programs110809
Node: Accessing documentation111731
Ref: Accessing documentation-Footnote-1116362
Node: Setup and data download116443
Ref: Setup and data download-Footnote-1118337
Node: Dataset inspection and cropping118474
Ref: Dataset inspection and cropping-Footnote-1123622
Ref: Dataset inspection and cropping-Footnote-2123685
Node: Angular coverage on the sky124126
Ref: Angular coverage on the sky-Footnote-1127959
Node: Cosmological coverage129113
Node: Building custom programs with the library132285
Node: Option management and configuration files137384
Node: Warping to a new pixel grid145289
Node: Multiextension FITS files NoiseChisel's output148761
Ref: Multiextension FITS files NoiseChisel's output-Footnote-1155265
Ref: Multiextension FITS files NoiseChisel's output-Footnote-2155344
Node: NoiseChisel optimization for detection155689
Ref: NoiseChisel optimization for detection-Footnote-1168401
Node: NoiseChisel optimization for storage168578
Node: Segmentation and making a catalog170891
Node: Working with catalogs estimating colors175847
Ref: Working with catalogs estimating colors-Footnote-1185487
Ref: Working with catalogs estimating colors-Footnote-2185756
Ref: Working with catalogs estimating colors-Footnote-3186035
Node: Aperture photometry186138
Ref: Aperture photometry-Footnote-1189902
Node: Finding reddest clumps and visual inspection189958
Node: Citing and acknowledging Gnuastro194542
Node: Writing scripts to automate the steps195437
Ref: Writing scripts to automate the steps-Footnote-1211239
Node: Detecting large extended targets211670
Ref: Detecting large extended targets-Footnote-1215633
Ref: Detecting large extended targets-Footnote-2215683
Node: NoiseChisel optimization215921
Ref: NoiseChisel optimization-Footnote-1233051
Ref: NoiseChisel optimization-Footnote-2233160
Node: Achieved surface brightness level233315
Ref: Achieved surface brightness level-Footnote-1247986
Ref: Achieved surface brightness level-Footnote-2248614
Ref: Achieved surface brightness level-Footnote-3248681
Ref: Achieved surface brightness level-Footnote-4248794
Node: Installation249140
Ref: Installation-Footnote-1251715
Node: Dependencies251802
Node: Mandatory dependencies253440
Node: GNU Scientific Library254181
Node: CFITSIO255031
Ref: CFITSIO-Footnote-1258448
Node: WCSLIB258610
Ref: WCSLIB-Footnote-1260855
Ref: WCSLIB-Footnote-2260989
Ref: WCSLIB-Footnote-3261075
Ref: WCSLIB-Footnote-4261106
Node: Optional dependencies261152
Ref: Optional dependencies-Footnote-1266146
Node: Bootstrapping dependencies266425
Ref: Bootstrapping dependencies-Footnote-1272581
Ref: Bootstrapping dependencies-Footnote-2272854
Ref: Bootstrapping dependencies-Footnote-3273316
Ref: Bootstrapping dependencies-Footnote-4273622
Ref: Bootstrapping dependencies-Footnote-5273774
Node: Dependencies from package managers273980
Ref: Dependencies from package managers-Footnote-1283178
Ref: Dependencies from package managers-Footnote-2283260
Ref: Dependencies from package managers-Footnote-3283307
Node: Downloading the source283344
Node: Release tarball284328
Node: Version controlled source287560
Ref: Version controlled source-Footnote-1290633
Node: Bootstrapping290906
Ref: Bootstrapping-Footnote-1296404
Node: Synchronizing296524
Ref: Synchronizing-Footnote-1300898
Ref: Synchronizing-Footnote-2301094
Node: Build and install304579
Node: Configuring306376
Node: Gnuastro configure options308068
Node: Installation directory314790
Ref: Installation directory-Footnote-1329349
Ref: Installation directory-Footnote-2329447
Ref: Installation directory-Footnote-3329577
Ref: Installation directory-Footnote-4329660
Ref: Installation directory-Footnote-5329834
Node: Executable names330490
Node: Configure and build in RAM334371
Node: Separate build and source directories336883
Node: Tests344924
Node: A4 print book346591
Node: Known issues348010
Ref: Known issues-Footnote-1353710
Ref: Known issues-Footnote-2353749
Node: Common program behavior353937
Ref: Common program behavior-Footnote-1357470
Node: Command-line357733
Node: Arguments and options358627
Node: Arguments362331
Node: Options364476
Node: Common options370889
Node: Input output options371786
Ref: Input output options-Footnote-1377849
Node: Processing options377986
Node: Operating mode options386770
Ref: Operating mode options-Footnote-1400281
Node: Standard input400343
Node: Configuration files404439
Ref: Configuration files-Footnote-1406412
Ref: Configuration files-Footnote-2406481
Node: Configuration file format406702
Node: Configuration file precedence409109
Ref: Configuration file precedence-Footnote-1413458
Node: Current directory and User wide413627
Node: System wide414892
Node: Getting help416411
Node: --usage418922
Node: --help420268
Node: Man pages424136
Node: Info424967
Node: help-gnuastro mailing list427382
Node: Installed scripts428452
Ref: Installed scripts-Footnote-1431602
Node: Multi-threaded operations432191
Node: A note on threads433643
Node: How to run simultaneous operations436207
Ref: How to run simultaneous operations-Footnote-1440144
Ref: How to run simultaneous operations-Footnote-2440544
Ref: How to run simultaneous operations-Footnote-3440589
Ref: How to run simultaneous operations-Footnote-4440641
Node: Numeric data types441172
Node: Tables447929
Node: Recognized table formats451248
Node: Gnuastro text table format456631
Ref: Gnuastro text table format-Footnote-1466041
Node: Selecting table columns466267
Node: Tessellation470149
Node: Automatic output475904
Ref: Automatic output-Footnote-1478494
Node: Output FITS files478706
Node: Data containers484934
Node: Fits487851
Ref: Fits-Footnote-1493187
Node: Invoking astfits493254
Node: HDU manipulation497938
Node: Keyword manipulation502495
Ref: Keyword manipulation-Footnote-1518320
Ref: Keyword manipulation-Footnote-2519177
Node: Sort FITS files by night519250
Node: Invoking astscript-sort-by-night524368
Node: ConvertType530293
Ref: ConvertType-Footnote-1531837
Node: Recognized file formats531906
Ref: Recognized file formats-Footnote-1540787
Node: Color540834
Node: Invoking astconvertt545364
Ref: Invoking astconvertt-Footnote-1559726
Node: Table559778
Ref: Table-Footnote-1562592
Node: Column arithmetic562986
Node: Invoking asttable573543
Node: Data manipulation588154
Node: Crop588885
Node: Crop modes591033
Node: Crop section syntax598315
Node: Blank pixels604745
Node: Invoking astcrop606423
Node: Crop options609914
Ref: Crop options-Footnote-1624805
Ref: Crop options-Footnote-2624879
Node: Crop output624927
Node: Arithmetic627789
Node: Reverse polish notation629021
Ref: Reverse polish notation-Footnote-1632056
Ref: Reverse polish notation-Footnote-2632112
Node: Arithmetic operators632226
Ref: Arithmetic operators-Footnote-1670319
Node: Invoking astarithmetic670611
Node: Convolve682213
Ref: Convolve-Footnote-1684863
Ref: Convolve-Footnote-2685075
Node: Spatial domain convolution685359
Ref: Spatial domain convolution-Footnote-1686604
Node: Convolution process686665
Node: Edges in the spatial domain688884
Ref: Edges in the spatial domain-Footnote-1692115
Ref: Edges in the spatial domain-Footnote-2692211
Node: Frequency domain and Fourier operations692292
Node: Fourier series historical background695057
Ref: epicycle696635
Ref: Fourier series historical background-Footnote-1699839
Ref: Fourier series historical background-Footnote-2699940
Node: Circles and the complex plane700298
Ref: iandtime704801
Ref: Circles and the complex plane-Footnote-1705047
Node: Fourier series705416
Ref: Fourier series-Footnote-1709557
Node: Fourier transform709654
Ref: Fourier transform-Footnote-1712729
Node: Dirac delta and comb712975
Node: Convolution theorem716379
Ref: Convolution theorem-Footnote-1720479
Node: Sampling theorem720540
Ref: samplingfreq723316
Ref: Sampling theorem-Footnote-1727437
Node: Discrete Fourier transform727582
Ref: Discrete Fourier transform-Footnote-1730902
Ref: Discrete Fourier transform-Footnote-2731016
Node: Fourier operations in two dimensions731149
Ref: Fourier operations in two dimensions-Footnote-1733933
Node: Edges in the frequency domain734098
Node: Spatial vs. Frequency domain737790
Node: Convolution kernel739348
Node: Invoking astconvolve742090
Node: Warp749690
Ref: Warp-Footnote-1753130
Ref: Warp-Footnote-2753274
Node: Warping basics753436
Ref: Warping basics-Footnote-1759371
Ref: Warping basics-Footnote-2759467
Ref: Warping basics-Footnote-3759530
Ref: Warping basics-Footnote-4759591
Ref: Warping basics-Footnote-5759641
Node: Merging multiple warpings759897
Node: Resampling761379
Ref: Resampling-Footnote-1765653
Ref: Resampling-Footnote-2765738
Ref: Resampling-Footnote-3765831
Ref: Resampling-Footnote-4765897
Node: Invoking astwarp765945
Node: Data analysis777232
Node: Statistics778115
Node: Histogram and Cumulative Frequency Plot779691
Ref: Histogram and Cumulative Frequency Plot-Footnote-1783868
Node: Sigma clipping784026
Node: Sky value788421
Node: Sky value definition790571
Ref: Sky value definition-Footnote-1794006
Ref: Sky value definition-Footnote-2794326
Node: Sky value misconceptions794430
Ref: Sky value misconceptions-Footnote-1796933
Node: Quantifying signal in a tile797204
Ref: Quantifying signal in a tile-Footnote-1804788
Node: Invoking aststatistics804883
Ref: Invoking aststatistics-Footnote-1838234
Ref: Invoking aststatistics-Footnote-2838440
Node: NoiseChisel838510
Node: Invoking astnoisechisel846285
Node: NoiseChisel input852143
Node: Detection options859364
Node: NoiseChisel output880935
Node: Segment889587
Ref: Segment-Footnote-1894495
Ref: Segment-Footnote-2894564
Node: Invoking astsegment894700
Node: Segment input897585
Node: Segmentation options911975
Node: Segment output921161
Node: MakeCatalog927606
Ref: MakeCatalog-Footnote-1932277
Ref: MakeCatalog-Footnote-2932481
Ref: MakeCatalog-Footnote-3932579
Node: Detection and catalog production932728
Ref: Detection and catalog production-Footnote-1936585
Node: Quantifying measurement limits936642
Ref: Quantifying measurement limits-Footnote-1951511
Ref: Quantifying measurement limits-Footnote-2951686
Ref: Quantifying measurement limits-Footnote-3951879
Node: Measuring elliptical parameters952378
Node: Adding new columns to MakeCatalog960854
Node: Invoking astmkcatalog965929
Node: MakeCatalog inputs and basic settings968550
Node: Upper-limit settings979590
Ref: Upper-limit settings-Footnote-1987227
Ref: Upper-limit settings-Footnote-2987310
Node: MakeCatalog measurements987497
Node: MakeCatalog output1009003
Ref: MakeCatalog output-Footnote-11014222
Node: Match1014485
Node: Invoking astmatch1015300
Node: Modeling and fittings1030043
Node: MakeProfiles1030667
Node: Modeling basics1033325
Node: Defining an ellipse and ellipsoid1034118
Ref: Defining an ellipse and ellipsoid-Footnote-11039005
Ref: Defining an ellipse and ellipsoid-Footnote-21039205
Node: PSF1039265
Ref: PSF-Footnote-11043598
Node: Stars1043778
Node: Galaxies1044430
Ref: Galaxies-Footnote-11045715
Node: Sampling from a function1045918
Node: Oversampling1050701
Node: If convolving afterwards1052067
Node: Flux Brightness and magnitude1053263
Ref: Flux Brightness and magnitude-Footnote-11055992
Ref: Flux Brightness and magnitude-Footnote-21056056
Ref: Flux Brightness and magnitude-Footnote-31056263
Ref: Flux Brightness and magnitude-Footnote-41056642
Ref: Flux Brightness and magnitude-Footnote-51056795
Node: Profile magnitude1056910
Node: Invoking astmkprof1058719
Ref: Invoking astmkprof-Footnote-11064349
Node: MakeProfiles catalog1064602
Node: MakeProfiles profile settings1072562
Ref: MakeProfiles profile settings-Footnote-11081456
Node: MakeProfiles output dataset1081606
Ref: MakeProfiles output dataset-Footnote-11093975
Node: MakeProfiles log file1094552
Node: MakeNoise1095904
Node: Noise basics1096590
Node: Photon counting noise1097785
Ref: Photon counting noise-Footnote-11102115
Ref: Photon counting noise-Footnote-21102233
Ref: Photon counting noise-Footnote-31102431
Node: Instrumental noise1102862
Node: Final noised pixel value1104337
Node: Generating random numbers1104858
Ref: Generating random numbers-Footnote-11109819
Ref: Generating random numbers-Footnote-21109921
Ref: Generating random numbers-Footnote-31109992
Node: Invoking astmknoise1110327
Node: High-level calculations1112951
Node: CosmicCalculator1113742
Node: Distance on a 2D curved space1115168
Ref: flatplane1117943
Ref: sphereandplane1120170
Ref: Distance on a 2D curved space-Footnote-11126891
Ref: Distance on a 2D curved space-Footnote-21127173
Ref: Distance on a 2D curved space-Footnote-31127637
Ref: Distance on a 2D curved space-Footnote-41127801
Node: Extending distance concepts to 3D1127889
Node: Invoking astcosmiccal1129411
Node: CosmicCalculator input options1131670
Node: CosmicCalculator specific calculations1136579
Node: Library1142934
Node: Review of library fundamentals1145187
Node: Headers1147313
Ref: Headers-Footnote-11157495
Ref: Headers-Footnote-21157553
Ref: Headers-Footnote-31157750
Ref: Headers-Footnote-41157867
Ref: Headers-Footnote-51157973
Node: Linking1158054
Ref: Linking-Footnote-11169708
Ref: Linking-Footnote-21169899
Ref: Linking-Footnote-31170181
Ref: Linking-Footnote-41170355
Ref: Linking-Footnote-51170611
Node: Summary and example on libraries1170705
Node: BuildProgram1174630
Node: Invoking astbuildprog1176171
Node: Gnuastro library1186364
Ref: Gnuastro library-Footnote-11190905
Node: Configuration information1191044
Ref: Configuration information-Footnote-11194205
Node: Multithreaded programming1194260
Ref: Multithreaded programming-Footnote-11197321
Ref: Multithreaded programming-Footnote-21197481
Node: Implementation of pthread_barrier1197543
Node: Gnuastro's thread related functions1203746
Node: Library data types1209495
Node: Pointers1222474
Node: Library blank values1226835
Node: Library data container1236436
Node: Generic data container1237631
Ref: Generic data container-Footnote-11250781
Ref: Generic data container-Footnote-21250840
Ref: Generic data container-Footnote-31250918
Node: Dataset allocation1250987
Node: Arrays of datasets1255084
Node: Copying datasets1257126
Node: Dimensions1260977
Node: Linked lists1271880
Ref: Linked lists-Footnote-11276970
Node: List of strings1277369
Node: List of int32_t1280618
Node: List of size_t1284427
Ref: List of size_t-Footnote-11288971
Node: List of float1289073
Node: List of double1292826
Node: List of void1296718
Node: Ordered list of size_t1299578
Node: Doubly linked ordered list of size_t1302612
Node: List of gal_data_t1306134
Node: Array input output1309615
Node: Table input output1314020
Node: FITS files1325959
Node: FITS macros errors filenames1327879
Node: CFITSIO and Gnuastro types1330060
Node: FITS HDUs1332624
Node: FITS header keywords1335210
Node: FITS arrays1352414
Node: FITS tables1358898
Node: File input output1363676
Node: Text files1364693
Node: TIFF files1374479
Node: JPEG files1376830
Node: EPS files1379672
Node: PDF files1383541
Node: World Coordinate System1386391
Node: Arithmetic on datasets1394872
Node: Tessellation library1411249
Node: Independent tiles1415410
Node: Tile grid1430587
Node: Bounding box1442257
Node: Polygons1447645
Node: Qsort functions1457411
Node: Permutations1463458
Ref: Permutations-Footnote-11466242
Node: Matching1466531
Node: Statistical operations1471434
Node: Binary datasets1494789
Node: Labeled datasets1509344
Ref: Labeled datasets-Footnote-11525354
Ref: Labeled datasets-Footnote-21525692
Node: Convolution functions1525859
Ref: Convolution functions-Footnote-11529320
Node: Interpolation1529373
Ref: Interpolation-Footnote-11539900
Node: Git wrappers1539962
Node: Unit conversion library (units.h)1541813
Node: Spectral lines library1544019
Node: Cosmology library1549852
Node: Library demo programs1553176
Node: Library demo - reading a image1554123
Node: Library demo - inspecting neighbors1556293
Node: Library demo - multi-threaded operation1557993
Node: Library demo - reading and writing table columns1563466
Node: Developing1569120
Node: Why C1571461
Ref: Why C-Footnote-11577441
Ref: Why C-Footnote-21577471
Ref: Why C-Footnote-31577505
Ref: Why C-Footnote-41577538
Ref: Why C-Footnote-51577603
Ref: Why C-Footnote-61577802
Ref: Why C-Footnote-71577908
Ref: Why C-Footnote-81577982
Ref: Why C-Footnote-91578109
Ref: Why C-Footnote-101578155
Ref: Why C-Footnote-111578386
Node: Program design philosophy1578432
Ref: Program design philosophy-Footnote-11581505
Ref: Program design philosophy-Footnote-21581767
Ref: Program design philosophy-Footnote-31581875
Node: Coding conventions1581923
Ref: Coding conventions-Footnote-11594376
Ref: Coding conventions-Footnote-21594448
Ref: Coding conventions-Footnote-31594756
Ref: Coding conventions-Footnote-41594919
Node: Program source1595189
Node: Mandatory source code files1596298
Node: The TEMPLATE program1604562
Node: Documentation1609793
Node: Building and debugging1614754
Node: Test scripts1617719
Ref: Test scripts-Footnote-11620336
Ref: Test scripts-Footnote-21620503
Node: Developer's checklist1620692
Node: Gnuastro project webpage1622316
Ref: Gnuastro project webpage-Footnote-11626598
Ref: Gnuastro project webpage-Footnote-21626652
Ref: Gnuastro project webpage-Footnote-31626688
Node: Developing mailing lists1626813
Node: Contributing to Gnuastro1629076
Node: Copyright assignment1631077
Node: Commit guidelines1634956
Ref: Commit guidelines-Footnote-11639686
Node: Production workflow1639749
Ref: Production workflow-Footnote-11642660
Ref: Production workflow-Footnote-21642739
Ref: Production workflow-Footnote-31642822
Node: Forking tutorial1642904
Ref: Forking tutorial-Footnote-11647464
Ref: Forking tutorial-Footnote-21647715
Node: Gnuastro programs list1647821
Node: Other useful software1652704
Node: SAO ds91653186
Ref: SAO ds9-Footnote-11654365
Node: Viewing multiextension FITS images1654394
Node: PGPLOT1663069
Ref: PGPLOT-Footnote-11666665
Node: GNU Free Doc. License1666717
Node: GNU General Public License1692074
Node: Index1729864

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