[daip] Re: interaction of AIPS with new archive files
Kristy Dyer
kdyer at nrao.edu
Thu Dec 18 15:34:31 EST 2003
John,
The AIPS explain file for FILLM says:
INFILE.....If non-blank, the data are already on disk and are to be
read from disk file INFILE (with the file number
concatenated). Thus,
INFILE='MYAREA:VLAtapes/file_
NFILE = 4
will cause files from directory $MYAREA/VLAtapes named
file_5, file_6, file_7, etc. to be read. (Note that
INFILE= is the only command on the line and there is no
close '.) See EXPLAIN for a discussion.
To use the VLA archive directly, contact NRAO at
analysts at nrao.edu.
The web has tools to review the contents of the archive
http://www.vla.nrao.edu/astro/archive/vladb/
and to request data from the archive
http://www.vla.nrao.edu/astro/archive/archreq/
I believe that FILLM is smart enought to concatenate all the files that
should be concatenated, and start a new UV file for files that shouldn't
be concatenated (i.e. archive files NAME.xp1 and NAME.xp2 would wind up in
a single file).
This would suggest that the files be named:
AK331_1
AK331_2
AK331_3
AK331_4
AK331_5
AK331_6
Then they could be loaded with a single command. I realize that that
means there's no information in the file name as to when it was
taken, or what segment.
-- Kristy
On Thu, 18 Dec 2003, John Benson wrote:
> Hi Kristy,
>
> Could you send me some examples of what a sequence of FILLM acceptable
> file names look like.
>
> The archive system could have a user swx that would write filenames
> acceptable to FILLM.
>
> The current export filename strings were designed by the data analysts
> for their use.
>
> John.
>
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