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Last Post

literal ^ in stringsStarted by:Jason Quinn, 10/25/2012 04:43AM
I've noticed a issue with literal carets
in strings. This arose because I was
trying to use the match task in a
script. I wanted to do a command like

[code:1:1e48f524e3]match "^1"
myfile[/code:1:1e48f524e3]

to list all lines that begin with ...

1216

By: fitz

10/25/2012 04:43AM

Possible pixel bounds checking bug in...Started by:Jason Quinn, 09/13/2012 02:10AM
When I use imcopy on a .imh image such
as dev$pix, it reports an error if I try
to copy a section that exceeds the
boundary of the image:

[code:1:3d3d431c9b]vocl> imhead
dev$pix
dev$pix[512,512][short]:
m51 B 600s
vocl>
vocl...

2412

By: fitz

09/13/2012 02:10AM

Experimenting prb with gfreduce under...Started by:hplana, 09/12/2012 06:09PM
Hi

I am experimenting problems reducing
Gmos IFU data using IRAF package with
MacOSX Lion 10.7.4.
I installed IRAF using scisoft package
(MAcOSIntel 2012.6.1). The IRAF version
is V2.16, and the gemini package is

I perform a simple task using gfredu...

2177

By: emma

09/12/2012 06:09PM

iraf 2.16 'allstar' crashesStarted by:rjvo, 08/23/2012 03:49PM
I can make a sequence:
[code:1:c12d261b5d]daofind...
phot...
pstsel...
psf...
seepsf... display
it....[/code:1:c12d261b5d]
and now I make
[code:1:c12d261b5d]
allstar("...","default","default","default","d...

1462

By: rjvo

08/23/2012 03:49PM

iraf 2.16 dbms nullStarted by:rjvo, 04/09/2012 07:25PM
[code:1:cf5f72a685]ecl> dbms
not yet available[/code:1:cf5f72a685]

1322

By: fitz

04/09/2012 07:25PM

IRAF 2.16 extern packages misplaced b...Started by:npirzkal, 03/26/2012 06:04PM
When using the IRAF extern system and
installing fitsutil, all is well and the
binaries are placed in bin.macintel.
However, both the TABLES and STSDAS
package installs place the binaries in
bin.macosx instead of bin.macintel.
Is this a known bug? It se...

1609

By: fitz

03/26/2012 06:04PM

ccdproc + broken pipeStarted by:SteveSchulze, 02/23/2012 09:43AM
Hello,

I use IRAF as a part of Scisoft 7.5 on
Ubuntu. Recently, I encountered the
following problem, although IRAF worked
smoothly on the computer for a long time
(more than a year).

- --> epar ccdproc

Task ccdproc is running...

x_ccdred.e: mall...

2698

By: fitz

02/23/2012 09:43AM

apall command shifting the apertureStarted by:Sherry, 02/14/2012 07:39PM
IRAF is giving me apall centers that are
shifted by ~200 channels.
This is only happening with asteroid
spectra as apall is reading out the
correct cenrtwertd for bstandard star
spectra. What is going on?
linux 64 bit iraf v2.15.1a

1331

By: valdes

02/14/2012 07:39PM

ds9[5469] <Error>: kCGErrorInva...Started by:mcintoshdh, 02/01/2012 11:08PM
I have IRAF 2.15.1a installed on new OSX
10.7 (Lion).
When running ds9 v.6.1.2 (from scisoft)
I get a repeating weird error:

Feb 1 16:21:59
kc-phys-d25gt0l4dhjv.kc.umkc.edu
ds9[5471] <Error>:
kCGErrorInvalidConnection:
CGSGetWindowTags: Invalid ...

1439

By: fitz

02/01/2012 11:08PM

Units of the physical coordinates in ds9Started by:cosmologist, 01/25/2012 12:51AM
I looked for an answer to this question
but I can't figure it out. I am
wondering what are the units of the
physical coordinated when displaying an
image in ds9. The only thing I found
about this is:

physical
Physical coordinates are pixel
coordina...

2296

By: cosmologist

01/25/2012 12:51AM

crmedianStarted by:dbrenner, 01/09/2012 04:47PM
Should this work when using crmedian on
the command line?
crmedian( input = file, output =
file//"[0,overwrite]" )

thanks

1276

By: fitz

01/09/2012 04:47PM

script cl issueStarted by:Chuck Horst, 01/05/2012 08:37AM
I am looking for a way to test if a file
is empty or not in a script. I see
access to see if a file exists. What
would be a good way to tell if it is
empty. The returned value would be used
to test.

Thanks...chuck

997

By: fitz

01/05/2012 08:37AM

IRAF not recognizing SBIG .FIT imagesStarted by:fattysmo, 10/10/2011 04:10PM
Hello all,
I currently have a data set in .FIT
format taken using an SBIG ST-L-1001E
CCD camera and am trying to reduce it
using IRAF. However, when I try to get
IRAF to handle the files, it gives me
errors. For example:

[code:1:57328f25ff]
ecl> d...

1850

By: fattysmo

10/10/2011 04:10PM

Upgrade 2.12.2-EXPORT to use ecl.e (b...Started by:antares, 09/24/2011 11:50PM
Hi,
Is there a simple way to use ecl.e
instead of cl.e on a 2.12.2-EXPORT?
O.S. is Redhat Enterprise Linux 5.5.
I know that updating IRAF as whole would
be better and I try to work our admins
towards that, but in the meanwhile, I
would be very glad to u...

1731

By: fitz

09/24/2011 11:50PM

PSELECTStarted by:jacom, 09/21/2011 11:01AM
Hi,

I have the problem of removing the psf
stars from the .nst or .psg files in
order to subtract only the neighbouring
stars to the psf stars. They are the
first stars in each group.

I am creating a script so I want to
automate it in stead of removin...

1811

By: azangari

09/21/2011 11:01AM

convert .fit to .jpgStarted by:AndrewS, 09/17/2011 01:05PM
hello

What is the easiest way to convert a
.fit image to .jpg?

And an extension to this question is,
can I easily create a .jpg that shows
both the .fit image I want and also
overlain on that, say a BPM.
To clarify, I can display a .fit image
in DS9 ...

4008

By: fitz

09/17/2011 01:05PM

How to handle runtime errors?Started by:sebastian, 08/02/2011 01:43PM
Hi, perhaps somebody has asked this
before, but since the forum search
returns the '404 not found', I would
like to ask it anyway.
Is there a way to handle runtime errors
in a script?
I mean, if some task fails to do
something, like trying to open a fil...

1988

By: fitz

08/02/2011 01:43PM

fxinsert mangles headerStarted by:stockton, 07/20/2011 03:10AM
I am having a problem using fxinsert to
insert an image into a multiextension
file containing other images. The image
data is fine, but the header information
gets messed up. For example, here are
the first few lines of the image before
insertion:

fram...

1426

By: fitz

07/20/2011 03:10AM

problems running loop_drizStarted by:Francesca, 07/19/2011 03:31PM
Dear user support,

I am trying to run the loop_driz task on
non-HST images.
I get the following error:

ERROR: Attempt to access undefined local
variable `gcount'.

"if (gcount == 4) {"
line 184: dither$loop_driz.cl
called as: `loop_driz (...

1203

By: fitz

07/19/2011 03:31PM

Problems with Mac OS 10.7?Started by:AnTaR3s, 07/14/2011 08:14PM
Hi

Now that the new OS might hit the stores
any day, I wonder if an upgrade will
leave my IRAF installation alone. I
heard that Rosetta won't be supported
anymore and I can remember that some
routine (I think x11IRAF) requires this
software. Has anyone...

1608

By: fitz

07/14/2011 08:14PM

xregister questionStarted by:AndrewS, 07/14/2011 02:20PM
Hello

I am trying to use xregister to register
dithered frames... The max off-set of
any frame to the reference frame being
used is about 15pixels in either x or
y..
I have had to use xregister in several
passes in order to get my images fully
register...

2002

By: robsteele49

07/14/2011 02:20PM

im3dtran problemStarted by:duvall, 07/08/2011 04:55PM
I have an image of type int
npts3[7,4,1,224]. I wanted to rearrange
the axes and get rid of the length 1
axis, so I executed
im3dtran npts3[*,*,1,*] npts3_fix 3 1 2
But then I found some problem with the
result:
listp npts3[1,3,1,1:6]
1. 77360.
2. 6...

1225

By: fitz

07/08/2011 04:55PM

entering 'pauses' into scriptsStarted by:AndrewS, 06/30/2011 08:49AM
Hi there

in writing a script to group images into
groups such as bias,dark,flat, objects I
would like to include a feature that
allows the user to scan through the
group lists in order to see if any
frames were misgrouped...I think the
easiest way to d...

2261

By: fitz

06/30/2011 08:49AM

Warning Message: FXF: must specify w...Started by:smp, 06/27/2011 04:15AM
Hi,

I have a multi-extension fits file. It
contains 5 frames, indexed from 0 to 4.
I want to find average of these 5
frames. So I used the task IMCOMBINE.
Keeping all the parameters of this task
unchanged ( kept default parameters)
execept input and ou...

14959

By: fitz

06/27/2011 04:15AM

psfmeasure automationStarted by:cmat, 06/24/2011 03:58AM
Hello All,

I'm having difficulty figuring out how
to automate the task of measuring the
FWHM of stars using psfmeasure. I have
coordinates obtained from external
software marking the positions of the
stars, but I don't understand how to
make psfmeasure...

1530

By: fitz

06/24/2011 03:58AM

dealing with spaces (" ") i...Started by:AndrewS, 06/15/2011 03:49PM
I have a set of .fit files with a space
(" ") instead of a hyphen ("-") or
underscore ("_") separting the
components, eg:

first second1.fit
first second2.fit
first second3.fit
etc.

I want to rename them with a connecting
character (such as hyphen), eg...

1751

By: fitz

06/15/2011 03:49PM

syntax in scriptStarted by:AndrewS, 06/10/2011 09:41AM
I have been given a selection of fit
files that are grouped into directories
by type and date and so on, here is
generic example of how the structure of
directories is organised:

maindir-dateofobs-imagetype-object

what I want to do is get rid of most ...

2063

By: fitz

06/10/2011 09:41AM

Change plot line thicknessStarted by:Alida, 06/09/2011 08:04AM
Hi

I am using IRAF for spectroscopy and I
am trying to find a way to change
(increase) the thickness of the line
used to plot the spectrum in splot (or
any other plot window for that matter,
if not possible in splot) for printing
purposes. I thought t...

1674

By: fitz

06/09/2011 08:04AM

Spectroscopic WCS referenceStarted by:paco, 06/07/2011 06:10PM
For a simple onedspec format fits file,
does the wavelength for pixel 1 refer to
the left (short wavelength) edge of the
pixel? or the center? I think the left
edge (as for an image WCS), but would
like to be sure.

And if I convert that fits file to ...

1363

By: valdes

06/07/2011 06:10PM

FITS problem with 2.15.1a and OSX 10...Started by:npirzkal, 06/02/2011 06:15PM
I am having recurring problems running
long IRAF/Pyraf python scripts that
access many FITS files.
At some point, some IRAF tasks fails to
be able to open (existing and well
formatted) FITS files even though they
are indeed where they are.
Running the t...

1370

By: fitz

06/02/2011 06:15PM

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