Josch Hambsch Dec 29, 2006
--- In guide-user@yahoogroups.com, Bill J Gray <pluto@...> wrote:
>
> Hi Josch,
>
> (By the way, Lawrence, I think Josch means "finding" an A2.0
star
> given its A2.0 catalog designation. This is usually something like
> "A2 1050 3141592".)
>
> My apologies; I looked into two different ways of solving this
> problem, and didn't complete either of them at the time.
>
> The first method was an on-line one. I had hopes that via
something
> resembling the process by which Guide downloads A2.0 stars from the
> VizieR service, I could have Guide request the RA/dec of a
particular
> A2.0 star. That way, one could find an A2.0 star with an Internet
> connection but without needing to have the A2.0 data on-line. As
best
> I can tell, VizieR doesn't provide that capability (though I'll
ask
> if it might be added). So at least for now, I'm stopped on that
point.
>
> The second method assumes you have the A2.0 data on your hard
drive,
> and have applied the method described at
>
> http://www.projectpluto.com/update7.htm#ax0_direct
>
> to display it. I've altered Guide so one can use Go To...
Object
> Name, and enter (for example) "A2 1050 6535897", and have Guide
find
> that star. (A similar capability may prove useful for UCAC-2, but
> I've not gotten there yet.) You'll see this change the next time I
> post an update on the Web site.
>
> As Lawrence mentioned, one could (at one time) get A2.0 on a
set
> of eleven CD-ROMs from the US Naval Observatory, at no cost. The
full
> dataset consumes about 6.3 GBytes. USNO ran out of disks. I've
done
> a bit to keep the data circulating, both in eleven-CD and a two-
DVD
> form, still at no cost (except that you'll be asked to ship the
disks
> to somebody else when you're done with them). This is described at
>
> http://www.projectpluto.com/a2_pass.htm
>
> -- Bill
>