Re: [guide-user] List of objects visible on screen

Pierre Laporte Apr 23, 2003

Since I begin using my Digital Camera for astrophotography, I find that this
suggestion will be very welcome. For astrometry works, I still use GUIDE in
conjonction with AIP4Win from R.Berry and J. Burnell. In this sofware,
there is a astrometry tool but as it is a Willmann-Bell product, support
only MegaStar. But I write a small program formating the List of GSC star
from Guide and had it read by AIP4Win. It works very well. I already ask
to Bill for a listing off all objets and user add objects like USAO star
dowload from Internet to be put in the generated list.

The next step will be this sugestion to incorporate a Fit images within
Guide, have Guide register the image and save it in Fits format with the new
registred coordinates.

Lot job in perceptive for Bill, but it will add a great functionnality to
this already useful sofware that some competitor don't have.

Pierre Laporte
Centre d'Observation Astronomique des Monts Notre-Dame
Québec, CANADA
----- Original Message -----
From: "Arild Moland" <arildmi@...>
To: <guide-user@yahoogroups.com>
Sent: Wednesday, April 23, 2003 7:32 AM
Subject: [guide-user] List of objects visible on screen


> Hello Bill,
>
> a while back, a Norwegian amateur posted an image he had done of M 101
with his
> Sky90 refractor and a digital camera. The image went quite deep, and
although he
> had labelled a few deep sky objects, I used Guide to find even more.
>
> Now, two things would have been handy during that process (I added labels
with
> Photoshop and switched back and forth between PS and Guide).
>
> 1) Ability to add the image to Guide and have Guide align it automatically
with
> stars and stuff. (I guess it would require that Guide be roughly centered
on the
> image center, and possibly also that the user chose alignement stars. The
image
> would also need to be in FITS format?)
>
> Then it would be easy to see which speck was a faint galaxy and which
wasn't.
>
> I guess this is a more general thing from the Add DSS image... option, in
that
> it would allow you to add images without positional data in the image
header.
>
> 2) More generally, the ability to get a "quick info" style list of all
DSOs
> visible on screen just now. The contents of this list would naturally
follow the
> limits of the data shown dialog, so that the list would contain any object
you
> could actually see on the screen. It's much the same thing as the "Create
star
> list..." option under Tables, only for DSOs.
>
> Hopeful regards,
>
> Arild :)
>
>
> PS The image may be viewed here BTW;
>
> http://home.online.no/~gegiha/bilder/m101_s.jpg
>
> and one with my added labels:
>
> http://www.astro.uio.no/~arildmi/Hente/m101_s.jpg
>
> ---------------------------------
> http://www.astro.uio.no/~arildmi/Scopes/
> http://www.astro.uio.no/nas/
> arildmi@...
>
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