Re: (IAAC) estimating magnitudes

Yikes!!  This doesn't look like a very user friendly database.  Please
give us a review when you get the time to try out the software.  Even if
it's very time consuming it would be nice to have the CD set for
occasional use if the cost is not too high.
> Hi all,
> The accompanying catalogue A1.0 and A2.0 from USNO are based on DSS scans
> along with astrometric and photometric data for stars beyond the GSC
> database (that is maybe between 15 and 20th mag). It is available for part
> directly at USNO (10+ CDs for the entire version and 1 for a selected areas
> version) and some software (like Guide) allow to use them. I have the 10+
> CDs set but have not had the time yet to test it on my computer.
> clear skies, Yann.
> PS: here below is the introduction of the catalogue as the header of the files.
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