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Last Post

Bug using Fxcor Sinc function to fit ...Started by:baddison2005, 11/27/2013 06:23AM
Hi All,

I'm having some difficulties with using
the sinc function to fit the
cross-correlation function in Fxcor. I
wrote a script in pyraf to process a
bunch of spectra and produce radial
velocities with Fxcor. I have no issues
if I use the other fi...

8654

By: baddison2005

03/30/2014 04:39AM

agetim problemStarted by:vall, 10/05/2011 09:35AM
Hello,

recently I have been unable to use the
agetim command with IRAF 2.14. No image
is downloaded and a short error message
is saved instead of FITS image:

[quote:5bde04e0b7]
<!DOCTYPE HTML PUBLIC "-//IETF//DTD
HTML 2.0//EN">
<html><h...

8113

By: fitz

10/05/2011 09:35AM

gsreduceStarted by:donzelli, 06/07/2011 12:46PM
Hi,

I received a month ago my first set of
Gemini observations. This is GMOS
spectra in MOS mode. My first surprise
was that I did not find a cookbook or
similar to reduce the observations. The
second surprise was that the Gemini help
desk does not wor...

11885

By: donzelli

06/07/2011 12:46PM

ccdproc: floating point invalid oper...Started by:vidak, 10/20/2007 09:15PM
Hi,

I met the following error when starting
ccdproc: ERROR: floating point invalid
operation. The only thing this time
ccdproc should do is zero and flat
correction on an image (to make things
easier), but with no luck.

The output of the process usin...

17035

By: hymong

10/20/2007 09:15PM

xdimsumStarted by:skanbur, 06/06/2007 03:53PM
Hi, Im tryin gto use xdimsum with IRAF
2.11.3 and 2.12 on a PC
running Debian Linux. Ive used the
Debain packages and also the linux
binaries on the iraf web site.
I installed xdimsum
and for a sample of 15 sky flats, i try
and use the xslm command thro...

15421

By: fitz

06/06/2007 03:53PM

64-bit apall gives memory fwa corrup...Started by:Paul Kerry, 02/20/2012 09:47AM
Hi

One of our users has come across a
problem when using certain parameters
within noao.twodspec.apextract.apall on
64-bit linux.

When running...
apall WUma-010.fit weights=variance
pfit=fit2d

at the subsequent
"Review extracted spectra from
WUma-10?...

13961

By: FSBoyden

02/20/2012 09:47AM

photometry prereduction scriptStarted by:FSBoyden, 02/06/2007 07:06AM
Hi all

Hope you all had a happy new year? :D

I am trying to put together a photometry
pipeline for the Boyden Observatory. The
package currently contains scripts to
fix the fits headers, to do the batch
photometry using daophot, and to dump
the neces...

17423

By: FSBoyden

02/06/2007 07:06AM

nheditStarted by:cosmologist, 12/23/2010 05:19PM
Hi,

I am looking in images.imutil and I
can't find the nhedit task...
when I type help nhedit, I get the error
message that no help for nhedit is
available. Is there a way to just get
that specific task (although everything
else in the imutil package ...

6016

By: fitz

12/23/2010 05:19PM

IMCOMBINE wcs offsets: errors larger ...Started by:keflavich, 03/02/2009 08:53PM
I'm using imcombine to stack a number of
frames with Galactic WCS coordinates
specified. The individual frames align
perfectly (using DS9 to check on
alignment) but when combined there is a
large offset in the Y direction. There
is a <1 pixel offse...

12435

By: keflavich

03/02/2009 08:53PM

Task ls stopped workingStarted by:Gaba_p, 12/15/2008 05:20PM
Hi,

this is really strange, the task "ls"
(to list files and directories) stopped
working. It does nothing, no error, just
nothing... The "dir" command works, but
it's not the same since it doesn't
display the full name of files (i.e, a
file with a lon...

9212

By: Gaba_p

12/15/2008 05:20PM

problem with SPLOTStarted by:giannicatanzaro, 03/08/2011 11:57AM
I recently installed version 2.15 64bit
and I get this error when I try
to SPLOT an image:

echelle> splot LJHB0004
Image line/aperture to plot (0:) (1):
ERROR: Pixel subscript out of bounds
(LJHB0004)

can you give me some help?

thanks

Gianni

8921

By: nancy-mac

03/08/2011 11:57AM

ximtool crashing every single timeStarted by:gcardonav, 04/26/2010 10:40PM
Hi Guys:

I am new to iraf. I was able to install
it with out any issues. I am able to
open packages and run iraf, but when I
try to open ximtool, X11 crashes, every
single time. I am not sure if is an
issue with snow leopard or some
configuration I nee...

4558

By: gcardonav

04/26/2010 10:40PM

zerocombine problemStarted by:edmeades, 10/24/2007 05:29PM
I have a user who is trying to use
zerocombine, but it doesn't seem to want
to open the images.

When she or I run the zerocombine task,
this is what we get:
zerocombine
List of zero level images to combine:
ccd0009c1.fits,ccd0008c1.fits
ERROR: No ima...

22526

By: jbkikwaya

12/07/2016 10:29PM

ecreidentifyStarted by:Guest, 11/22/2006 07:18PM
Hi,

I have a question about the IRAF task
echelle.ecreidentify that I have been
unable to find an answer for anywhere so
I hope you can help. I am using the
task to calculate a zero order shift in
the wavelength solution and this works
OK. The only pro...

14638

By: fitz

11/22/2006 07:18PM

mscred/ccdproc crashing on xtalkStarted by:travisrector, 02/02/2011 06:24PM
I'm having a problem with
mscred/ccdproc. I'm running IRAF
v2.15.1 and mscred 5.0.2, so I should be
up to date. I've done all the usual
stuff (init uparm, etc.).

When I run ccdproc set up as:

images = n407052.fits List of
Mosaic CCD images...

6639

By: travisrector

02/02/2011 06:24PM

Creating lists from header infoStarted by:Duncan, 05/19/2010 09:14PM
I have been trying to make lists of
object images, bias images, and skyflat
images so I can run batches. I have
been having issues making lists quickly
using the header information. Is there
a way to sort and/or create a list from
information from the...

12733

By: fitz

05/19/2010 09:14PM

Memory has been corruptedStarted by:ping, 12/05/2008 03:43PM
Hello,

I am running allstar task and got this
error:

PANIC in
`/iraf/iraf/noao/bin.redhat/x_daophot.e':
Memory has been corrupted

This is the first time I am running it
on my new linux machine, which has 4
times memory of my old linux machine.

I am ...

8393

By: valdes

12/05/2008 03:43PM

display wrong header and problem with...Started by:aga, 08/18/2008 03:25PM
Why does ds9 show different header of
the same file while run by command:
cl> display file.fits 1 and other
header while open the same file but with
ds9 ?

What is wrong with badpiximage? I used
fits file that is the ratio between two
flat fields wit...

7197

By: valdes

08/18/2008 03:25PM

More various ximtool 2.0beta reportsStarted by:Jason Quinn, 12/22/2008 07:24PM
Clicking and then unclicking (right
after starting ximtool) the V or H
buttons for vertical or horizontal plots
results in problems.

Most seriously, I can get crashes by
simply clicking and unclicking H or V.
The crash is reproducible but the number
of...

8293

By: jturner

12/22/2008 07:24PM

Very slow annotation using tvmark + x...Started by:jturner, 12/20/2008 02:25AM
Our acquisition script uses tvmark to
overlay a simple line on a displayed
image indicating the slit position, like
so:
[code:1:2d6ed59427]printf
("%9.3f %9.3f 301 s \n",
l_x1, l_y1, > tmpin)
printf ("%9.3f %9.3f 301 s
...

7891

By: jturner

12/20/2008 02:25AM

Help with Gemini package gemtools.imc...Started by:kenney, 07/21/2008 04:37PM
I am getting the following error when I
run gemtools.imcoadd in the gemini
package:

[quote:caef333da5]Transforming
S0882rotbaspix +mask to S0883rotbadpix

Transforming image tmpmsk494ia to image
S0883rotbadpix
ERROR: Cannot open image(tmpmsk494ia)
...

7641

By: Andy

07/21/2008 04:37PM

fitcoords giving unrealistic resultsStarted by:kkwitter, 11/27/2006 12:07AM
My longslit spectra tilt by ~10 pixels
from blue to red. When I use fitcoords
(as I have for a long time) after
identify and reidentify work normally,
the results are unrealistic. For
example, the fitcoords xy pixel map is
bizarre: there are 341 rows in...

9289

By: kkwitter

11/27/2006 12:07AM

error of GSFLAT in gemini packageStarted by:bai, 04/10/2012 06:55AM
Hi all,

I have the same error to jorge
(https://iraf.net/forums/viewtopic.php?t=89972&start=0&postdays=0&postorder=asc&highlight=),

when I ran gsflat task.

----------------------------------------------------------------------------
G...

7559

By: emma

04/10/2012 06:55AM

cosmicrays - segmentation violation o...Started by:jdahlstrom1, 12/21/2010 11:03PM
Hi,

I have run into a snag in using
'cosmicrays' in the new IRAF 2.15 and
the "macintel" 64-bit Mac OS X download.
If I attempt to run 'cosmicrays' on a
2048 x 2048 FITS image in interactive
mode, the task fails with a
"segmentation violation". However...

7862

By: astropunkin

03/06/2014 03:59PM

mscred.mscdisplay and .mscexamineStarted by:krust, 12/16/2010 02:49PM
I've installed v2.15, 64 bit Linux
version. mscdisplay and mscexamine
give "segmentation error" immediately
after it has prompted for the image name
and frame. I'm using DS9, this all
worked fine before the upgrade. I'm
trying to interact with M...

4934

By: valdes

12/16/2010 02:49PM

X11Iraf v 1.32 and CygwinStarted by:afarrow, 02/17/2009 06:55PM
Running up against a wall here
almost....
first off I have the working copy of
xgterm.cygwin available so I can still
use iraf. so I'm not S.O.L.

My boss asked me to get x11iraf(mainly
ximtool) to run under cygwin, and as I
try again and again, it's no...

6973

By: afarrow

02/17/2009 06:55PM

Problem DarkcombineStarted by:Lianne, 11/24/2008 09:27PM
Hello,

I'm trying to combine a set of 15
darks. I have written them to a text
file called dark.list. I get this error
when I used the darkcombine command.

ccdred> darkcombine @dark.list
)arning: Cannot open image (Dark001.imh
)arning: Cannot op...

9079

By: robsteele49

05/13/2017 05:03AM

Problems installation of TABLES &...Started by:Peter_IRAF_User, 07/25/2011 09:41AM
Dear all,

on my OpenSuSE v11.3 laptop IRAF is
installed (Revision 2.15.1a). Now I
wanted to add the TABLES and STSDAS
packages (both the present-day versions
3.8: first extern.pkg changed, then
TABLES installation, then STSDAS
installation), following ...

6802

By: fitz

07/25/2011 09:41AM

Problem usung Splot to analyze a FITS...Started by:surfcast23, 07/19/2011 03:18AM
Hi,
When I try to use splot to analyze a
fits file I get a weird output of
numbers and letters. I think I maybe
missing something to properly display
the FITS image. Any help would be
greatly appreciated. Thanks

[code:1:eb1bf6a056]onedspec> spl...

3531

By: fitz

07/19/2011 03:18AM

Error cannot open deviceStarted by:rwatkins77, 06/07/2011 09:56PM
I successfully installed IRAF and ds9 on
my Mac Pro (Mac OSX 10.5.8). Both
programs work fine independently, but I
can't get IRAF to talk to ds9. When I
try the display task I just get "ERROR:
cannot open device
(node!imtool,,512,512)". I am sure
t...

9922

By: fitz

06/07/2011 09:56PM

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