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imlintranStarted by:raa, 02/14/2006 04:58AM
Hi,

I am new to IRAF. I have to deproject a
disc galaxy. From literature it seems
that the task "imlintran" is capable of
doing it. Now the help file gives that
the transformation is:

xt = xt * cos (xrotation) - yt * sin
(yrotation)
yt = xt * sin (yro... 		 
3819 1
By: fitz
02/14/2006 04:58AM
Normal Topic
temden task problemStarted by:Guest, 02/14/2006 04:57PM
Hello,

I have a problem with the iraf task
temden in stsdas.analysis.nebular. The
density calculation works fine but the
temperature calculation always fails
after 2 iterations, even after trying it
with carbon I, sulfur II and nitrogen
II. Typica... 		 
4141 1
By: shaw
02/14/2006 04:57PM
Normal Topic
bug in imcombineStarted by:callen, 02/15/2006 08:28PM
hi all... I guess this is the place to
make a bug report?

I have found a problem in imcombine, I
have been trying to track it down as I
found it in a copy of the imcombine code
(which I compiled to a library in order
to use from another task). But the... 		 
7600 7
By: callen
02/15/2006 08:28PM
Normal Topic
PC-IRAF V2.12/Suse 10.0problemStarted by:Guest, 02/16/2006 11:19AM
I have started using PC-IRAF V2.12 on a
Linux machine (Suse 10.0),
and find a problem using
daophot/allstar

*** glibc detected *** free(): invalid
pointer: 0x8f62202e ***


In a script the usage was this:

i=1
allstar (image="fakeImage00"//i//".imh",
... 		 
6309 4
By: butlerdj1
02/16/2006 11:19AM
Normal Topic
Use of ccdlist command in mscred packageStarted by:Guest, 02/16/2006 06:10PM
Dear help;
I can't get ccdlist to recognize or
report the 'ccdtype' aka 'imagetyp'
on fits images. I notice in F. Valdes'
'help page for mscguide'
paragraph 3.3 he states that the task
is specialized and provides a
description of the name...processi... 		 
3485 1
By: valdes
02/16/2006 06:10PM
Normal Topic
mscred, ccdtype in zerocombineStarted by:llevy@physics.unc.edu, 02/17/2006 02:29PM
Hi, I can't get zerocombine to run
properly using mscred. In the fits
header, I've tried changing imagetyp to
'bias, zero, BIAS, ZERO' and same with
the ccdtype in the zerocombine task. The
only way I can get the task to think a
while is if I leave the ... 		 
3066 0
By: llevy@physics.unc.edu
02/17/2006 02:29PM
Normal Topic
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?... 		 
10158 6
By: cdelacruz
02/21/2006 07:41PM
Normal Topic
helpStarted by:Guest, 02/23/2006 01:24AM
hello...
Iam Martha Bello, and i am a master
student at INAOE, i have a question
about
the task GAUSS. The task convolves a
spectrum with a gaussian, in the
parameters
that this task need are the sigma of the
the gaussian but in pixels, how i do
this?, ... 		 
3692 1
By: fitz
02/23/2006 01:24AM
Normal Topic
daophot.addstar problemStarted by:gruntle, 02/23/2006 08:48AM
Hi,
I'm using addstar in the daophot package
to simulate stars (based
on a psf model computed with the psf
task).

The task runs ok, I get no error
messages and the resulting
simulated images look nice. I'm adding
~1000 stars to a
~2000*2000 pixel im... 		 
4862 1
By: phil
02/23/2006 08:48AM
Normal Topic
tfinder issuesStarted by:JoshH, 02/25/2006 04:17AM
Hello,
I was hoping someone could help me
with my tfinder problems. I have
installed tfinder and tables..
everything seemed to go smoothly during
that process. However, now I'm at the
point where I'd like to try to get a
plate solutiong and the tfi... 		 
4471 3
By:
02/25/2006 04:17AM
Normal Topic
guiappsStarted by:Guest, 02/26/2006 12:06PM
I've checked the extern.cfg file for
correct path or permission but when i
try to use guiapps package this error
appears:

ERROR: task `guiapps' has no param file

What can I do? My OS is a Kubuntu linux
distro with the last version of Iraf and
X11

Tha... 		 
5348 3
By: fitz
02/26/2006 12:06PM
Normal Topic
geotranStarted by:Jack, 02/28/2006 12:15PM
Hi

I have a problem with geotran. the input
picture is 512x512 pix and the output a
3000x3000 pix image.
Whatever I do, I get 4 quarter in one
picture. three quarter are almost black,
are waste, but in the upper right
quarter it looks like the transf... 		 
3718 2
By: gruntle
02/28/2006 12:15PM
Normal Topic
tracing flats with APFLATTENStarted by:es, 03/02/2006 07:09AM
Hi!

I found the following question and
answer (see below) in your forum but the
solution does not work for me. Do you
have any other suggestions how to solve
the tracing problem in apflatten? Even
using a standard star traced with
aptrace as a refere... 		 
3833 1
By: valdes
03/02/2006 07:09AM
Normal Topic
gfit1d graphics taskStarted by:Guest, 03/03/2006 09:00AM
IRAF Support:

I am using STSDAS.ANALYSIS.FITTING task
GFIT1D

Sending the graphics to the screen is
working fine.

And also, I have used ">>G
'metafile'" to write the graphics to a
file.
Maybe I could use more knowhow on the
use of this ">>... 		 
3073 1
By: fitz
03/03/2006 09:00AM
Normal Topic
Lucy deconvolution chi-square calcula...Started by:fattysmo, 03/07/2006 08:33PM
I have been looking through the code for
the lucy deconvolution task in an
attempt to figure out how it calculates
the chi-squared value it uses. I've
traced it to a procedure it calls
"PWEIGHT" that creates a weight array
from the input data somehow. ... 		 
7024 4
By: fattysmo
03/07/2006 08:33PM
Normal Topic
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 9
By: seaman
03/08/2006 06:03PM
Normal Topic
Identify and WCS coordinatesStarted by:nielbock, 03/10/2006 01:12PM
Hi there,

I tried to calibrate my spectra with the
"identify" task. I receive a strange
error message saying:

"Warning: MWCS: cannot compile
transformation, dependent axis has been
excluded (world)"

What does this mean?

Cheers,
Markus. 		 
3273 1
By: fitz
03/10/2006 01:12PM
Normal Topic
display @ mac os xStarted by:paulartcoelho, 03/10/2006 08:50PM
hello,

i'm working on photometry taken in
gemini, which has a fits file organized
in MEFs. in order to work easier with
other packages i'm used to imcopy the
gemini file to a "normal" fits file.
something like :

imcopy halo_pos2_i[sci,1,inherit] foo

... 		 
5164 4
By: paulartcoelho
03/10/2006 08:50PM
Normal Topic
Sensfunc: how is it defined?Started by:westra, 03/14/2006 08:00AM
I have several standard stars taken on
different nights, but all with the same
instrument. First of all, when I go
through the whole reduction, I get in
the procedure
[code:1:9b01b1698b]sensfunc[/code:1:9b01b1698b]
that the stars are not on the same
mag... 		 
6760 4
By: westra
03/14/2006 08:00AM
Normal Topic
help with telluric taskStarted by:Guest, 03/17/2006 06:54AM
Dear Staff of IRAF,

Could you please help me to fix the
following problem?

When I try to run a task of TELLURIC in
"onedsp" package,
I meet the following warning, and the
task stops.

Warning: Image header parameter not
found (EXTVER)

I cannot unde... 		 
3150 1
By: valdes
03/17/2006 06:54AM
Normal Topic
splotStarted by:, 03/20/2006 12:14PM
I can't seem to get error calculations
when I fit a gaussian profile with
splot. I have set nerrsample=50 and both
sigma0 and invgain > 0. I don't get
any warning or error messages, I just
don't get any errors with the output. I
am using IRAF v2.12 w... 		 
3486 2
By:
03/20/2006 12:14PM
Normal Topic
mscred - ccdproc bpmasksStarted by:jgallag3, 03/20/2006 06:17PM
Hello,
I am havingtrouble combining my bias
exposures using zerocombine/ccdproc
within the mscredpackage. I am using
IRAF v2.12.2a and the latest version of
mscred (I think).The data was taken on
the kpno 0.9-m with the mosaic imager.
I am getting the ... 		 
4491 3
By: fitz
03/20/2006 06:17PM
Normal Topic
fxcor PANICStarted by:flame, 03/22/2006 10:00AM
I work with iraf 2.12.2a-export on
Mandriva 2006.
When I run the task fxcor and I use a
square Fourier filter on data the
following errors appear on fxcor
display:

http://www.geocities.com/bohzzz/fxcor_f.jpg
http://www.geocities.com/bohzzz/fxcor_p.jpg... 		 
4051 3
By: fitz
03/22/2006 10:00AM
Normal Topic
Displaying split-out amps from MOSAIC...Started by:Guest, 03/22/2006 06:16PM
Dear IRAF Help,
 
I am reducing MOSAIC2 data taken at
CTIO, and did the initial reduction
(bias, flats, etc.) using the MOSAIC
IRAF package on a computer at Michigan
State.  Some of the frames were split
into frames for each amp, and I have
found... 		 
2930 1
By: fitz
03/22/2006 06:16PM
Normal Topic
Spectral ExtractionStarted by:Guest, 03/23/2006 03:37AM
I have written to you regarding few
problems regarding "splot" but no
answer. We have another problem
regarding extracting spectra. We can
take our spectra with the arc on the
same image. In this case we can extract
the object spectra and use the arc... 		 
2802 1
By: valdes
03/23/2006 03:37AM
Normal Topic
APALL tracingStarted by:Guest, 03/23/2006 03:38AM
We have no idea what is happening in the
task "apall". Specially what is
happening in the task called "tracing".
could you please give me an idea about
this.


Janaka Adassuriya
Research Scientist
Arthur C Clarke Institute
Katubedda, Moratuwa.
Sr... 		 
2850 1
By: valdes
03/23/2006 03:38AM
Normal Topic
spectraStarted by:valdes, 03/23/2006 04:02PM
[quote:1c7f7205aa][b:1c7f7205aa]From:
[/b:1c7f7205aa]"Janaka Adassuriya"
<adassuriya@accmt.ac.lk
([email]adassuriya@accmt.ac.lk[/email])>
[b:1c7f7205aa]Date: [/b:1c7f7205aa]March
21, 2006 5:50:20 AM MST
[b:1c7f7205aa]To: [/b:1c7f7205aa]"Frank
Vald... 		 
3098 0
By: valdes
03/23/2006 04:02PM
Normal Topic
CCDSEC and DATASEC what is the probl...Started by:valdes, 03/23/2006 04:30PM
[b:243ab988c4]From:
[/b:243ab988c4]pierre Leisy
<pleisy@ing.iac.es
([email]pleisy@ing.iac.es[/email])>
[b:243ab988c4]Date: [/b:243ab988c4]March
13, 2006 12:51:34 PM MST
[b:243ab988c4]To:
[/b:243ab988c4]valdes@noao.edu
([email]valdes@noao.edu[/emai... 		 
3700 0
By: valdes
03/23/2006 04:30PM
Normal Topic
problem in zerocombine taskStarted by:Guest, 03/23/2006 05:46PM
Dear Sir,

I am working on mosic image. To
make a master bias, I am using
zerocombine in mscred package. I am
facing one problem during this process.

The error is like that

"*** glibc detected *** free(): invalid
pointer: 0xf102102e ***"

Can... 		 
2717 0
By: Guest
03/23/2006 05:46PM
Normal Topic
gsskysubStarted by:sdavis, 03/24/2006 02:25AM
I'm having trouble figuring out how to
redefine the pixel range used in the
gssskysub task (part of the Gemini-GMOS
packages). Most of my objects are in the
center of my slit.
The sky subtraction works for these
objects. Some of my objects lie to the
e... 		 
3721 1
By: fitz
03/24/2006 02:25AM
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