[fitswcs] [forwarded] Re: Sample FITS file(s) using -TAB projection

Patrick P Murphy pmurphy at nrao.edu
Mon Jun 8 13:56:18 EDT 2015


FYI - relevant post from a non-list-member.

 - Pat

------- start of forwarded message -------
From: David Berry <davidstuartberry at gmail.com>
To: Douglas Tody <dtody at nrao.edu>
Cc: William Thompson <William.T.Thompson at nasa.gov>, FITSWCS <fitswcs at nrao.edu>
Subject: Re: [fitswcs] Sample FITS file(s) using -TAB projection
Date: Mon, 8 Jun 2015 18:43:53 +0100
In-Reply-To: <alpine.OSX.1.00.1506081028530.51940 at colorado2.tuc.noao.edu>

On 8 June 2015 at 17:32, Douglas Tody <dtody at nrao.edu> wrote:
> The most common use of -TAB is probably for the spectral axis (it can
> represent arbitrary spectral dispersions), but the JCMT folks have a
> clever application that uses -TAB for RA and DEC to represent spectral
> cubes that are spatially sparse.  I don't want to advertise links to
> someone else's data, but that would be an interesting use case to have a
> look at.  - Doug
>

An example of the way JCMT use TAB to describe a sparse array is available at:

https://drive.google.com/file/d/0B4jEb03bhCeOMzE5V3lvTDJWaDA/view?usp=sharing

(the download button is the down-pointing arrow around the top centre
of the page).

David


------- end of forwarded message -------

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