Downloads

Important Notice - Read this first!

Software avaiable for download on this site is provided "as is" in the hope that it will be useful, but without any warranty of any kind. The entire risk as to the quality and performance of the software is borne to the user. Should the software prove to be defective, the user assumes the entire cost of any service or repair that might become necessary. In no case, the author will be liable for any loss or damage that you may suffer from downloading, installing or using the software. In other words: You are using the software at your own risk!

By downloading any software from this page, you acknowledge and agree to the terms above!

Astrometrica Version 4.x for Windows

These files are currently available for download:
Current version 4.16.4.468

Version 4.16.4.468 Installation Package (EXE file, 7.8 MB)
(Full version with tutorials and default settings. Includes a wizard that guides you through the installation process. Installation only - no updates of previous versions possible!)
Complete Version 4.16.4.468 (ZIP file, 4.0 MB)
(ZIP file with the complete software package, including tutorials and default settings, but without installation wizard - simply unzip the file into a folder you created for Astrometrica.)
Update to Version 4.16.4.468 (ZIP file, 3.6 MB)
(ZIP file with updated files only. To update existing installations, simply unzip the files included in this ZIP archive into the folder where the previous version is installed, thereby replacing the existing files by the updated files with the same name. This will retain all user settings.)

For a description of new features, please refer to the Version History.

Hardware and Operating System requirements

PC with 2 GHz CPU, 4 GB memory, running 32 or 64 bit Windows (Windows 7, 8, 10 or 11)

The hardware requirements given here are recommended for small to medium sized CCD images (up to about 512x512 or 768x512 pixels in size). For larger images, more memory is required, and a faster CPU is recommended.

Getting started
After you have downloaded and installed the software, please go through the tutorials in the online help to get familiar with the software and its operation. Also, note that you need one of the star catalogues that can be accessed by Astrometrica to operate the software. A mailing list for users of this software has been created, and it is recommended that users of this software subscribe to this list.

License
Astrometrica is shareware. You can use the software, on your own computer system and with your own CCD images, for a limited period of time (100 days) for free. If you like the software, you are invited to register it. Thank you!