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From a Tycho folder to usable limits.
Use the GUI for interactive work or the CLI for repeatable folder analysis. Both share the same calculation core.
GUI workflow
- Start Known Object Ranges and select a folder.
- If a Known Objects CSV is present, select Analyze.
- If the folder contains only FITS data, confirm the separate Tycho analysis when prompted.
- Review the cumulative table and export the formats you need.
- Use Local website to create one self-contained
known_objects.htmlin the selected data folder.
The first FITS image must be plate solved with third-order SIP metadata. An unsolved image stops before Tycho starts.
CLI examples
KnownObjectRangesCLI.exe "Q:\Data\Tycho" KnownObjectRangesCLI.exe "Q:\Data\Tycho" --limit-magnitude 22.37 KnownObjectRangesCLI.exe "Q:\Data\Tycho" --formats json txt csv xml ods xls KnownObjectRangesCLI.exe "Q:\Data\Tycho" --analyze-with-tycho KnownObjectRangesCLI.exe "Q:\Data\Tycho" --analyze-with-tycho --tycho-maximized
Tycho starts minimized unless --tycho-maximized is supplied. Only the first aligned FITS image is loaded.
Output files
Full exports use known_object_minmax_ranges.*. Compact exports use known_object_minmax_ranges_short.* and contain only magnitude limit, Motion minimum/maximum, and PA minimum/maximum.
By default the CLI writes JSON, TXT, CSV, and the self-contained HTML report directly into the selected data folder. Use --output-dir to choose another flat destination.
Exit codes
- 0
- Analysis completed successfully.
- 2
- Input, folder, CSV, or limiting-magnitude error.
- 3
- The reference FITS image is not plate solved.
- 4
- Tycho analysis failed or timed out.