Download Latest Version astap_command-line_version_macOS_x86_64.zip (1.3 MB)
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Name Modified Size InfoDownloads / Week
Parent folder
astap_command-line_version_win32 v2025.07.16.zip 2025-07-16 264.5 kB
astap_command-line_version_win64 v2025.07.16.zip 2025-07-16 310.7 kB
astap_setup v2025.02.17.exe 2025-02-28 6.1 MB
astap_command-line_version_win11_aarch64 v2025.01.27.zip 2025-01-27 322.1 kB
astap_setup v2024.07.08.exe 2024-07-25 6.1 MB
astap_command-line_version_win64 v2024-02-16.zip 2024-05-01 305.5 kB
astap_command-line_version_win32 v2024-02-16.zip 2024-05-01 262.5 kB
astap_setup v2024-1-12.exe 2024-01-30 5.2 MB
astap_setup v2023-08-25.exe 2023-08-26 4.7 MB
astap_setup v2023-3-01.exe 2023-03-17 4.7 MB
astap_setup v2022-10-11.exe 2022-11-16 4.7 MB
astap_command-line_version_win64.zip 2022-07-02 298.8 kB
astap_command-line_version_win32.zip 2022-07-02 256.8 kB
Totals: 13 Items   33.5 MB 0
astap_setup.exe is the latest 64 bit MS-Windows version installer. For the best performance download this version if you have a 64 bit system.


astapwin32.zip contains a 32 bit MS-Windows. No installer. Place all files in c:\program files\astap


astap_command-line_version_*.zip  This is a stripped version with only solving capabilities. The command-line commands are identical as the standard version. It will not accept raw files, only FITS, TIF, PNG and JPG  as input. This version astap_cli.exe is also included with the installer.


For astrometric solving download and install also one of the star databases based on your field-of-view (fov):

     D80      (6 > fov > 0.15 degrees)
     D50      (6 > fov > 0.2 degrees)
     D20      (6 > fov > 0.3 degrees) 
     D05      (6 > fov > 0.6 degrees) 
     G05      (20 > fov > 3.0 degrees) 
     W08      (     fov > 20 degrees) 


fpack_funpack.exe are the FITS image compression & decompression programs from Nasa HEASARC using the .fz file extension. 
Only required if you have files with the .fz extension. These two programs will be installed in the astap program directory.


Source: readme.txt, updated 2023-10-02