ucac3temp Aug 29, 2009
--- In guide-user@yahoogroups.com, "P. Clay Sherrod" <drclay@...> wrote:
>
> Well, I followed the instructions and edited the data sets as described, but I can find
> the reference to UCAC-3 no where on any links in Guide; I find "UCAC-2 via VizieR" but not
> the latest entry.
>
> Any ideas or suggestions?
>
> Clay
> _____
> Dr. P. Clay Sherrod
> Arkansas Sky Observatories
> MPC H45 - Petit Jean Mountain South
> MPC H41 - Petit Jean Mountain
> MPC H43 - Conway West
> http://www.arksky.org/
>
> ----- Original Message -----
> From: "P. Clay Sherrod" <drclay@...>
> To: <guide-user@yahoogroups.com>
> Sent: Saturday, August 29, 2009 5:08 PM
> Subject: Re: [guide-user] Re: UCAC3 from VizieR in Guide 8 - a howto
>
>
> > Hi John and thanks....
> > I have never used, nor am not even vaguely familiar with, VizieR.
> > Is this something that - with the preparatory work and loading as you have outlined - I
> > will be able to access readily or is there something else needed?
> >
> > Clay
> > _____
> > Dr. P. Clay Sherrod
> > Arkansas Sky Observatories
> > MPC H45 - Petit Jean Mountain South
> > MPC H41 - Petit Jean Mountain
> > MPC H43 - Conway West
> > http://www.arksky.org/
> >
> > ----- Original Message -----
> > From: "ucac3temp" <ucac3temp@...>
> > To: <guide-user@yahoogroups.com>
> > Sent: Saturday, August 29, 2009 2:34 PM
> > Subject: [guide-user] Re: UCAC3 from VizieR in Guide 8 - a howto
> >
> >
> >>
> >> Hiya
> >>
> >> Well, it is as it says on the tin, I'm afraid.
> >>
> >> This is for immediate use, via vizier, because vizier downloads data to the hard drive
> >> in a quasi-ascii way, at least the way Guide 8 downloads it.
> >>
> >> Now, if you've got the DVD, although you mention CD, I'd heard it to be a double sided
> >> DVD, that's in compressed binary files, and when Bill Gray has a chance to see some of
> >> those he will likely have to generate a Guide8.exe update. Just as the CD version of
> >> UCAC2, either directly or copied to hard disk, is compressed binary files, and has bits
> >> of itself decompressed on the file with Guide 8.
> >>
> >> The VizieR aspect is that VizieR serves the data in a different way to the source, and
> >> it is a way that can be used easily via the TDF system.
> >>
> >> It's not the same thing at all.
> >>
> >> VizieR serves several large databases in a way Guide can get at them, but also in a way
> >> that is a kind of "CDS standard" as opposed to how the source data necessarily look.
> >>
> >> USNO are serving UCAC3 in a somewhat proprietary manner so they can fit it on one DVD.
> >>
> >> There are other differences too. For instance, as sourced via CD/DVD ROM all versions
> >> of UCAC, first, second and third, do not include declination. They give South Polar
> >> Distance in millarcseconds. VizieR converts this to declination for the users'
> >> convenience. Bill will likely write something that will convert this as an exe file
> >> for
> >> data extraction to ascii, and also separately for Guide 8, the same as he did for UCAC2
> >> in the past.
> >>
> >> I assume.
> >>
> >> I've gone on at length to assure you I'm not just fobbing you off, I'm trying to show
> >> the two source routes are different universes.
> >>
> >> Cheers
> >>
> >> John
> >>
> >> --- In guide-user@yahoogroups.com, "P. Clay Sherrod" <drclay@> wrote:
> >>>
> >>> Hello John....
> >>> Since I am about to install UCAC-3 this is very interesting and important to me, but
> >>> frankly I have no idea what you just posted. Can you explain exactly what this does
> >>> once
> >>> installed?
> >>>
> >>> Your explanation as to what it IS is very impressive, but I think you may be
> >>> overlooking
> >>> the obvious, as in: what does this do? What if we are not installing from "VizieR"
> >>> but
> >>> from CD's, etc., etc.
> >>>
> >>> Your help is appreciated, but it is me who needs help on this one....thanks.
> >>> Sometimes
> >>> computer-challenged individuals needs a bit more than the facts.
> >>>
> >>> Dr. Clay
> >>> _____
> >>> Arkansas Sky Observatories
> >>> MPC H45 - Petit Jean Mountain South
> >>> MPC H41 - Petit Jean Mountain
> >>> MPC H43 - Conway West
> >>> http://www.arksky.org/
> >>>
> >>> ----- Original Message -----
> >>> From: "ucac3temp" <ucac3temp@>
> >>> To: <guide-user@yahoogroups.com>
> >>> Sent: Saturday, August 29, 2009 12:02 PM
> >>> Subject: [guide-user] UCAC3 from VizieR in Guide 8 - a howto
> >>>
> >>>
> >>> >
> >>> > Alrighty then, here's a temporary ucac3 from vizier for Guide 8 thingy until Bill
> >>> > has
> >>> > chance to do a grown up and more sophisticated one, because it is quite a busy
> >>> > dataset,
> >>> > with lots of flags and all that.
> >>> >
> >>> > This will give you positions, errors on positions, proper of the motions, errors
> >>> > thereupon, and ucac3 "model fit" ucac3 mags as well as 2mass J and Ks mags and
> >>> > errors
> >>> > thereon, and maybe something else, I forget already.
> >>> >
> >>> > I haven't bothered with any flags, ones such as those for doubles will only crop up
> >>> > rarely, and I'm fairly sure most of the astrometry software ignores various flags,
> >>> > especially the photometric ones, so why shouldn't a charting proggie? Also no final
> >>> > paper has been published yet so exactly what some flags represent and which one's
> >>> > concern the average chart maker or scope pointer is summat else altogether, even if
> >>> > there is a readme explaining some points, that's not the same as a full description
> >>> > as
> >>> > will appear in the eventual published journal paper.
> >>> >
> >>> > There's no use in the tdf I've writ for this one of the Guide proper motion
> >>> > corrections
> >>> > to epoch of date, ie I haven't used those command words to add proper motion to get
> >>> > epoch corrections coz it's often "problematic". Positions are thus epoch and
> >>> > equinox
> >>> > 2000 and proper motion is quoted in more info and help pop up.
> >>> >
> >>> > Guide should not be running when you do the following. Backup any file to be
> >>> > edited,
> >>> > just make a copy of if unsure.
> >>> >
> >>> > First, you need to get hold of download.txt. Make a back up of the original. It's
> >>> > in
> >>> > the Guide directory.
> >>> >
> >>> > Place it in a text editor. There are already a number of catalogues listed, and the
> >>> > last one is followed by a line simply saying
> >>> >
> >>> > end
> >>> >
> >>> > insert before this last line the following, via cut and paste or type it
> >>> >
> >>> > 2803 -cI/315/out&-out.all=1 ucac3.dat
> >>> >
> >>> > If you already have an entry/line starting 2803, use a number after whatever number
> >>> > you've already got.
> >>> >
> >>> > Remember that new number of yours though, you'll need it in toolbar.dat.
> >>> >
> >>> > Now, backup toolbar.dat. Load toolbar.dat into a text editor. Again, it's in the
> >>> > Guide
> >>> > directory.
> >>> >
> >>> > Increment the number at top of toolbar.dat by 1. ie if it's 3000 make it say 3001,
> >>> > just
> >>> > by simple text editing.
> >>> >
> >>> > Add/insert somewhere, probably near where you see a line like !usno.bmp, the
> >>> > following
> >>> > new line
> >>> >
> >>> > 2803 !ucac3.bmp UCAC3 data from VizieR
> >>> >
> >>> > there are 3 spaces at the start of that line, make it line up with the other
> >>> > nonhashed
> >>> > lines in toolbar.dat if confused.
> >>> >
> >>> > Again, if you used a number other than 2803 in download.txt you use that number
> >>> > instead
> >>> > of 2803 here in toolbar.dat.
> >>> >
> >>> > Save that in the Guide directory.
> >>> >
> >>> > You ain't got a button for the toolbar, I hear you cry.
> >>> >
> >>> > Okay then, I'll upload ucac3.bmp to the yahoo webpages FILES account, download it
> >>> > from
> >>> > there. Alternatively just find any small bmp in you Guide directory, copy it,
> >>> > rename
> >>> > it
> >>> > to ucac3.bmp, put it any old paint package, even a basic one like the one that comes
> >>> > with the OS, zoom in a lot and pixel edit it to look however you want, and save it
> >>> > as
> >>> > ucac3.bmp to your Guide directory.
> >>> >
> >>> > And that's it. You run Guide, you press the button, the ucac3 data downloads from
> >>> > VizieR (I'm using Strasbourg server, dunno if it's gone worldwide re servers as
> >>> > yet).
> >>> >
> >>> > Except, that isn't it, coz you can't see anything.
> >>> >
> >>> > So, here is the tdf to display it.
> >>> >
> >>> > Cut and paste the below text into a text editor, save it to Guide directory as a
> >>> > file
> >>> > called ucac3.tdf, and you'll get help and more info. It should be on via default.
> >>> >
> >>> > Stars are coloured via 2mass bumf, and drawn to the ucac3 model fit magnitude (I
> >>> > ain't
> >>> > bothered quoting the ucac3 aperture fit magnitude, yep, two for the price of one you
> >>> > get
> >>> > nowadays, or bogof as they call it here).
> >>> >
> >>> > I'll shove a copy of that in files too.
> >>> >
> >>> > You lucky people...
> >>> >
> >>> > As I say, you'll no doubt get a more grown up version later, and those who wish to
> >>> > get a
> >>> > dvd will probably in time be able to use that, hopefully even when copied to hard
> >>> > drive,
> >>> > but these are only just shipping out, and will be slowly generated, I believe, so it
> >>> > may
> >>> > be a long while afore Guide can meaningfully support said.
> >>> >
> >>> > Cheers
> >>> >
> >>> > John
> >>> >
> >>> > John Greaves
> >>> >
> >>> >
> >>> > ---------cut and paste from next line--------
> >>> > file ucac3.dat
> >>> > title UCAC3
> >>> > RA H 12 9
> >>> > units0 -2
> >>> > de d 29 9
> >>> > text 1 9
> >>> > mag 70 6
> >>> > photo J:163,5 H:180,5 K:197,5
> >>> > ~b 1 9 3UCAC %s\n\n
> >>> > ~r 12 9 RA 2000 %5R +/- %[24,3] mas\n
> >>> > ~r 29 9 Dec2000 %5D +/- %[41,3] mas\n\n
> >>> > ~r 29 0 RA %[12,9] deg Dec +%[30,8] deg\n\n
> >>> > ~r 29 0 - RA %[12,9] deg Dec %[29,9] deg\n\n
> >>> > ~r 52 8 RA mean epoch: %s\n
> >>> > ~r 61 8 Dec mean epoch: %s\n
> >>> > ~r100 2 %s used observations\n\n
> >>> > ~b117 8 muRA : %s +/- %[129,4] mas/y\n
> >>> > ~b134 8 muDec : %s +/- %[145,4] mas/y\n
> >>> > ~r113 2 \nfrom %s catalogues\n
> >>> > ~b 70 6 \nR_u3 : %s +/- %[86,5]\n
> >>> > ~b163 6 J : %s +/- %[171,4]\n
> >>> > ~b197 6 Ks : %s +/- %[205,4]\n
> >>> >
> >>> > epoch 2000
> >>> > type 6
> >>> > goto spaces # Ignore extra spaces in 'go to'
> >>> > goto case # Ignore upper vs. lower case in 'go to'
> >>> > label spaces # Remove extra spaces in the labels
> >>> > field 0.00 15.00
> >>> > mag lim 10
> >>> > shown 7
> >>> > end
> >>> > -----------cut and paste to previous line---------
> >>> >
> >>> >
> >>> >
> >>> >
> >>> > ------------------------------------
> >>> >
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> >>> >
> >>> >
> >>> >
> >>>
> >>
> >>
> >>
> >>
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> >>
> >>
> >>
> >
> >
> >
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