Re: [Astrometry] index files

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Dustin Lang

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Feb 21, 2025, 2:29:41 PMFeb 21
to dg l, astrometry
Hi,

Basically, you want the properties of the star catalog to match the images you're going to be using it with -- so, you want the same stars to be detected (eg, covering the same part of the sky) with the same (approximate) brightness ordering.

The star catalog basically just needs RA,Dec (in decimal degrees) and a brightness ordering column.

cheers,
dustin


On Thu, Feb 20, 2025 at 9:17 PM dg l <ldg6...@gmail.com> wrote:
Hello, I would like to inquire about what types of star catalogs can be made into index files, and are there any limitations?

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