Re: USNO A2.0 Catalog Source?


Wayne Hixson
 

I normally use GSC but read that ASNO A2.0 was better with smaller FoVs. 


On Mar 21, 2020, at 3:46 PM, Worsel via Groups.Io <bryancashion@...> wrote:

Wayne

I believe that USNO A2.0 is not available

https://www.usno.navy.mil/USNO/astrometry/information/catalog-info/catalog-information-center-1

Note tht Bob Denny's recommendation to use this catalog is several years old.

http://forums.dc3.com/showthread.php?4694-Downloading-and-Using-PinPoint-Reference-Catalogs-(Updated-December-2013)&p=25419#post25419

Are you seeking a catalog for platesolving to position a mount or for something that is more precise, e.g.astrometry?


Bryan

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