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DS9 and display command won't workStarted by:moppi, 08/16/2006 07:57PM
Hi all

Has anyone encountered same problem as
I? I think my iraf or ds9 has been
updated and now display doesn't work. I
use Debian and iraf and DS9 packages
maintained by Justin Pryzby.

I use iraf with python front-end pyraf.
DS9 starts normally with...

23548

By: Jason Quinn

08/16/2006 07:57PM

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...

22542

By: jbkikwaya

12/07/2016 10:29PM

zscaleStarted by:valdes, 12/05/2005 10:38PM
[b:4fe25522d5]From:
[/b:4fe25522d5]Jeremy Brewer
<jeremy.d.brewer@gmail.com
([email]jeremy.d.brewer@gmail.com[/email])>
[b:4fe25522d5]Date:
[/b:4fe25522d5]December 2, 2005 1:48:52
PM MST
[b:4fe25522d5]To:
[/b:4fe25522d5]valdes@noao.edu
([email]val...

20486

By: valdes

12/05/2005 10:38PM

ds9 is cropping my imageStarted by:Santiago, 11/27/2008 06:59PM
Hello, i'm displaying my images with ds9
and i noticed that the whole image is
not shown at all. Ds9 only shows a
cropped version... my image is about
2048x2048 pixels and i found no
configuration in ds9 that allows me to
load bigger images... it seems ...

19523

By: fitz

11/27/2008 06:59PM

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...

17424

By: FSBoyden

02/06/2007 07:06AM

Install xgterm and ximtoolStarted by:aguado, 04/18/2014 05:39PM
HI:

I already have installed xgterm and
ximtool in ubuntu, but I cannot open
it:

aguado@aguado-asus:~$ xgterm
bash: /usr/local/bin/xgterm: cannot
execute binary file

I have installed in this way:

http://www.astronomy.ohio-state.edu/~kha...

17397

By: aguado

04/20/2014 07:05PM

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...

17042

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...

15431

By: fitz

06/06/2007 03:53PM

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

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?...

13966

By: FSBoyden

02/20/2012 09:47AM

Error calculated by photStarted by:fsidoli, 10/19/2007 01:44PM
Hi,

I'm not sure I understand how the errors
phot reports are calculated.
The following is given in the help
pages, but I do not see how "error" is
derived from "flux". Could you enlighten
me? Or do you know of anyone who
can?

flux = sum - area * ...

13278

By: dschumac

10/19/2007 01:44PM

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...

12750

By: fitz

05/19/2010 09:14PM

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...

12442

By: keflavich

03/02/2009 08:53PM

apall problems w/ coordinate system:o...Started by:paulartcoelho, 10/03/2006 08:43PM
hi there,

I have a set of GMOS (Gemini) longslit
spectra. I reduced them using Gemini
package, up to wavelength calibration
(gstransform). From now on I want to use
noao package to extract the apertures
(apall). Because gemini fits has a
specific forma...

12051

By: valdes

10/03/2006 08:43PM

splot: save in a fileStarted by:ebru, 08/25/2006 08:36AM
after drowing a graph in splot i can not
save this plot in a file,
how can i do this.

11933

By: MartinS

08/25/2006 08:36AM

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...

11891

By: donzelli

06/07/2011 12:46PM

Biassec and trimsec ccdproc errorStarted by:FSBoyden, 06/27/2007 01:14PM
Hi all

Hope you can help me on this one.

I have the Biassec and Trimsec defined
in the fits headers of my data. Example:

[code:1:78359e8fd8]
BIAS_001.fits[385,576][ushort]:
Bias
No bad pixels, min=0., max=0.
(old)
Line sto...

11469

By: FSBoyden

06/27/2007 01:14PM

determination of equivalent widthsStarted by:Guest, 10/04/2006 03:55PM
Dear Sir or Madam,

my name is Martin Tafelmeyer, I am a PhD
student at EPF Lausanne. I am using
IRAF to determine equivalent widths of
spectral lines for metallicity
determination.
To automatize the procedure I created a
cursor file containing the line...

11274

By: starburst84

10/04/2006 03:55PM

imcombineStarted by:Guest, 06/19/2006 04:36AM
Dear Iraf expert,

I happened to notice that the option
"scale" in imcombine does not
produce the correct sigma image when the
input images have negative
counts. Using scale=none, median or mean
I always obtain the same result
as sigma image. The sam...

11178

By: pskoda

06/19/2006 04:36AM

getheadStarted by:cosmologist, 04/01/2009 07:16PM
I am trying to use gethead command in my
xgterm , but it always give me an error
message: "task gethead not found"!
:cry:
Any idea why?

10572

By: fitz

04/01/2009 07:16PM

mscred/ccdproc problemStarted by:vicky, 01/05/2006 09:34PM
Hi,

I am using mscred/ccdproc for data
reduction of some binned data, but the
values of CCDSEC and DATASEC are
different in the headers. When I tired
to run zerocombine/ccdproc, I got the
fellowing error message:
[quote:a43f52d606]
ERROR on line 491: S...

10396

By: valdes

01/05/2006 09:34PM

S/N per pixel spectrumStarted by:paulartcoelho, 10/17/2006 07:08PM
hi there,

this should be obvious, but i confess
i'm confused.

i extracted a longslit spectrum using
apall, and did variance weighting,
extracting the extras spectra (raw,
background and sigma).

i need to obtain a kind of "S/N per
pixel spectrum as a...

10395

By: ozbasturk

10/17/2006 07:08PM

Image display error.Started by:cdelacruz, 02/21/2006 07:41PM
When issuing a command to display an
image, I receive the following error:

ERROR: Cannot open device
(node!imtool,,512,512)

DS9 is available as a view but are there
specific settings that need to be
modified in order to have ds9
communicate with IRAF?...

10168

By: cdelacruz

02/21/2006 07:41PM

Any way to make ds9 save *complete* R...Started by:raybutler, 04/28/2009 04:28PM
Hi,

I have discovered that I can
automatically make perfectly
colour-balanced RGB composites in ds9 -
much better than even my old
statistics-based scripts which used
color.rgbsun. For my particular data,
setting scale to (sqrt, 98%) for all 3
channels...

10008

By: paco

04/28/2009 04:28PM

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...

9925

By: fitz

06/07/2011 09:56PM

PANIC ... Memory has been corrupted...Started by:ping, 01/19/2007 07:56PM
Hello,

I try to run an IRAF/daophot/allstar
job. The job takes just 1Gb memory.
The Linux machine I am using has much
more than 1Gb free memory. But job
always die with the error:

PANIC in
`/opt/IRAF2.12/iraf.pkg/noao/bin.redhat/x_daophot.e':
Memor...

9544

By: ping

01/19/2007 07:56PM

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

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...

9215

By: Gaba_p

12/15/2008 05:20PM

Problem installing tfinder on a MacStarted by:massey, 03/08/2006 06:03PM
I'm having two problems installing
tfinder on my G5 Mac.

The first is that when I tar -xvf the
finder-bin.macosx.tar file the only
thing it installs in the bin.macosx
directory is "OBJS.arc.Z"---there does
not seem to be a x_finder.e
The result is that...

9190

By: seaman

03/08/2006 06:03PM

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...

9085

By: robsteele49

05/13/2017 05:03AM

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