Re: More APPM Results -- Can Someone Help Me Understand This?


Don Anderson
 

USNO-B1.0 has been taken off line by USNO. The only way to use B 1.0 is if you have a local version on you computer.

Don Anderson


On Thursday, April 22, 2021, 01:32:49 p.m. MDT, Ray Gralak <iogroups@...> wrote:


> Ray i think that comment refers to  USNO-SA2.0
>
> USNO-SA2.0 is a subset of USNO-A2.0

Yes, that is true about SA2.0, but A2.0 has been superseded by USNO-B1.0.

-Ray

> -----Original Message-----
> From: main@ap-gto.groups.io [mailto:main@ap-gto.groups.io] On Behalf Of Brian Valente
> Sent: Thursday, April 22, 2021 12:17 PM
> To: main@ap-gto.groups.io
> Subject: Re: [ap-gto] More APPM Results -- Can Someone Help Me Understand This?
>
> Ray i think that comment refers to  USNO-SA2.0
>
> USNO-SA2.0 is a subset of USNO-A2.0
>
>
> On Thu, Apr 22, 2021 at 12:13 PM Ray Gralak <iogroups@...> wrote:
>
>
>     > For small fields of view with Pin Point, the USNO-A2.0 catalog is recommended by DC3 Dreams.
>
>     Bad information maybe?
>
>     According to the navy.mil website, USNO A2.0 is outdated:
>
>     https://www.usno.navy.mil/USNO/astrometry/information/catalog-info#usnoa2
>
>     -Ray
>
>
>
>     > -----Original Message-----
>     > From: main@ap-gto.groups.io [mailto:main@ap-gto.groups.io] On Behalf Of George
>     > Sent: Thursday, April 22, 2021 12:05 PM
>     > To: main@ap-gto.groups.io
>     > Subject: Re: [ap-gto] More APPM Results -- Can Someone Help Me Understand This?
>     >
>     > For small fields of view with Pin Point, the USNO-A2.0 catalog is recommended by DC3 Dreams.
>     >
>     >
>     >
>     > Regards,
>     >
>     >
>     >
>     > George
>     >
>     >
>     >
>     > George Whitney
>     >
>     > Astro-Physics, Inc.
>     >
>     > Phone:  815-222-6538 (direct line)
>     >
>     > Phone:  815-282-1513 (office)
>     >
>     > Email:  george@... <mailto:george@...>
>     >
>     >
>     >
>     > From: main@ap-gto.groups.io <main@ap-gto.groups.io> On Behalf Of mjb87 via groups.io
>     > Sent: Thursday, April 22, 2021 1:49 PM
>     > To: main@ap-gto.groups.io
>     > Subject: Re: [ap-gto] More APPM Results -- Can Someone Help Me Understand This?
>     >
>     >
>     >
>     > BTW, I am using PinPoint and they do NOT recommend UCAV4.
>     >
>     >
>
>
>
>
>
>
>
>
>
>
> --
>
> Brian
>
>
>
> Brian Valente
> portfolio brianvalentephotography.com  <http://brianvalentephotography.com>
>






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