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Problem with noao.onedspec.telluricsStarted by:elenamanjavacas, 11/22/2013 01:33PM
Dear all,

I am using the package tellurics in IRAF
to remove the tellurics from my spectra
(in .fits format) and I have a problem.
I use as an input: spectrum.fits(0), as
telluric spectrum: tell.fits(0) and as
output: out.fits. Everything runs, but
... 		 
946 3
By: elenamanjavacas
11/28/2013 04:38PM
Normal Topic
Problems with rspectext Started by:Alexa, 11/17/2013 08:00PM
Hi All,

I'm trying to convert some text files
back to fits images and I can't get it
to work right.

I do -

rspectext

And it doesn't give any errors but when
I try to display or use splot I get the
following error,

ERROR: FXF: SIMPLE ke... 		 
2198 3
By: fitz
11/18/2013 06:13PM
Normal Topic
msccmatch - floating point overflowStarted by:mfs485, 06/26/2013 08:25PM
I'm trying to fix up some WCS info in
some images, but whenever the routine
tries to update the coordinate
information (update = yes) in the fits
file, I get (for example) "ERROR:
floating point overflow called as:
`msccmatch (input=110613.0203.fits)'
"... 		 
2822 3
By: fitz
06/26/2013 08:25PM
Normal Topic
imcoadd: workaround to include all pi...Started by:keflavich, 02/06/2013 09:42PM
I'm looking for a workaround to the
issue in imcoadd where the images are
*cropped* rather than expanded to fill
the full frame:
http://www.gemini.edu/sciops/data/IRAFdoc/imcoadd.html
(see item 2 under Planned upgrades to
IMCOADD).

If I have a good geo... 		 
2224 3
By: jturner
02/06/2013 09:42PM
Normal Topic
tedit in nttoolsStarted by:weistrop, 07/11/2012 03:22AM
I'm running iraf 2.15.1a on a 64 bit
MacBook Pro and trying to use tedit in
the nttools package. When I try to add
a column using the add column command in
tedit, I can then type numerical values
into the new column. However, when I
exit tedit and the... 		 
2597 3
By: fitz
07/11/2012 03:22AM
Normal Topic
post-facto binning?Started by:massey, 07/02/2012 09:28PM
A friend/colleague of mine wants to be
able to bin an image by 2x2 or 3x3 after
the fact. I don't know of any task that
will do this, but I thought I'd ask.
thanks,
phil 		 
2945 3
By: massey
07/02/2012 09:28PM
Normal Topic
Problems with IMCOMBINEStarted by:mairan, 03/07/2012 02:33PM
Hi there,

I would like to ask to the IRAF experts
what could be preventing the IMCOMBINE
task of combining a set of 20 images of
bias. I mean, I've always used this task
to combine a set of images without any
issue. However, since I've installed the
Sc... 		 
2256 3
By: Jason Quinn
03/07/2012 02:33PM
Normal Topic
"Image(s) are not two dimensiona...Started by:cosmologist, 12/30/2011 06:50PM
When I run apall for my images I get the
warnning:

Warning: Image(s) are not two
dimensional (ignoring higher dimensions)

How can my image be of higher dimensions
?!

Thanks! 		 
2203 3
By: fitz
12/30/2011 06:50PM
Normal Topic
how to extract only a line of informa...Started by:china_108, 12/25/2011 03:24PM
I forgot this command and couldn't find
it out. I need to extract only a line of
information, say the exposure time from
the header and write it into a plain
text file. What is that command?

Thanks a lot! 		 
2266 3
By: AnTaR3s
12/25/2011 03:24PM
Normal Topic
imcopy/copy protect bugStarted by:Jason Quinn, 10/24/2011 02:07PM
I noticed that doing an "imcopy" or a
"copy" on protected image does not copy
the protection even though the help file
for "protect" says, "File protection is
preserved when a file is copied or
renamed". At least at some point in the
past, copying the ... 		 
3664 3
By: fitz
10/24/2011 02:07PM
Normal Topic
The data files into tables to be plot...Started by:cosmologist, 06/25/2011 03:17AM
Hi,

Is there a way to view the .fits files
as a table with 2 columns (wavelength
and flux) for the reduced data, so that
it can easily be plotted with other
plotting programs?

Thanks! 		 
1763 3
By: fitz
06/25/2011 03:17AM
Normal Topic
Aargh! problem with geomap etc- I jus...Started by:drr0b, 06/15/2011 08:58PM
Hi,

I'm trying to use geomap to translate
one image onto another, in order to get
difference images.

However, every time I try it, I get
gibberish out, and it it hangs (I can
cntrl-z out of iraf, but iraf freezes).
I even tried it with a simple coordi... 		 
1906 3
By: fitz
06/15/2011 08:58PM
Normal Topic
Cross talk issues with WIYN MINIMO.Started by:tsaab, 06/14/2011 09:13PM
I was following the standard reduction
process for photometric data when I
found that my sciences frame had a lot
cross talk. I was wondering if there
exist any cross talk correction files
for WIYN MINIMO? 		 
2084 3
By: fitz
06/14/2011 09:13PM
Normal Topic
Using SynphotStarted by:cosmologist, 06/12/2011 08:34PM
I am trying to use synphot to open the
1993 Kurucz model images ( available
here:
ftp://ftp.stsci.edu/cdbs/grid/k93models/
)

The instructions are here:


Synphot tasks now permit the use of
spectra selected from one of many
columns in a single STSDAS t... 		 
1821 3
By: cosmologist
06/12/2011 08:34PM
Normal Topic
coordinates from photStarted by:Angelap, 04/24/2011 11:31PM
Hello,

I am using noao->digiphot->daophot
to calculate the coordinates and the
magnitudes of several stars in an image.
I calculate the coordinate list using
daofind and I use the output list to run
phot and get the magnitudes. I noticed
that the... 		 
1755 3
By: fitz
04/24/2011 11:31PM
Normal Topic
convert FITS imageStarted by:sarahf60, 04/19/2011 12:08PM
I have some density contour FITS images
which I want to convert them to ASCII
file . is it possible to do it by
iraf?how? 		 
2165 3
By: fitz
04/19/2011 12:08PM
Normal Topic
Error when running imal2 script from ...Started by:fks, 04/15/2011 03:23PM
Hi,
Can anyone please help? I have been
trying to get imal2 from the vaphot
package to work, but I keep getting an
error.

The task is as follows:

PACKAGE = stplot
TASK = imal2

images = @obj.in Images
to be aligned
coords = HAT... 		 
2912 3
By: fks
04/15/2011 03:23PM
Normal Topic
mysterious error with IMALIGN called ...Started by:angus, 04/08/2011 04:24AM
I wrote a quite complex script for NIR
image reduction.
Now I have modified a row in it, and I
am getting a mysterious error message
that I am completely baffled with.
Let's say that I do some things with
images in the first part of the code
that lead t... 		 
2137 3
By: valdes
04/08/2011 04:24AM
Normal Topic
imcombine segmentation faultStarted by:cenko, 03/28/2011 08:41AM
Hi,

I'm trying to perform a weighted
combination of masked images using the
imcombine task, but receive a
segmentation violation error message.
The command I'm running is as follows:

--> imcombine s?????.fits
combine.fits combine="median"
reject="... 		 
3661 3
By: cenko
03/28/2011 08:41AM
Normal Topic
splot and chi squredStarted by:Sparkles, 03/23/2011 03:13PM
Hi guys,

Hope everyone's well.

I modeled some spectral peaks using the
standard "d" button technique in splot.
But I really want to know how well they
fit. Is there a way to calculate say the
regression coefficient (r) ??

I seem to remember there wa... 		 
1939 3
By: milena
03/23/2011 03:13PM
Normal Topic
Drawing ContourStarted by:hut-hut, 03/12/2011 05:10PM
Hello everybody!

I am trying to draw contour of objects
in Delphi
but I couldn’t.

Please give me more information about
contours, and algorithm, methods of
drawing it

Thanks 		 
2500 3
By: fitz
03/12/2011 05:10PM
Normal Topic
splot funny wavelength scaleStarted by:Labibah, 02/15/2011 05:06PM
Hello

I am trying to use splot to measure
equivalent widths for the optical FeII
lines in SDSS spectra. The problem is
that every time I try to splot a
spectrum I get the message:
[code:1:927efcd7c3]Warning: setting
CD2_2 to 1.[/code:1:927efcd7c3]... 		 
3333 3
By: Labibah
02/15/2011 05:06PM
Normal Topic
justify Vhelio value in fxcorStarted by:vega, 02/14/2011 12:07PM
Dear all,

I have problem in justify the right
value for Vh of variable stars which
calculated by fxcor. I listed the trial
on measuring the radial velocity of
H-alpha. The changing values of
parameters: shift to Verr are due to the
small changes on osa... 		 
2565 3
By: fitz
02/14/2011 12:07PM
Normal Topic
FITSUTIL task gives segmentation faultStarted by:drupke, 02/02/2011 11:13PM
Hello,

I have installed the new 2.15.1 release,
which solved some other issues I was
having with the initial 2.15 release.
However, it has not solved a
"segmentation fault" I keep getting when
I try to run FXHEADER on the following
image:

http://dl.d... 		 
1620 3
By: drupke
02/02/2011 11:13PM
Normal Topic
Problems with Identify for spectral w...Started by:sazajac, 01/30/2011 10:14PM
Hello,

I have been having a couple of problems
with the Identify routine in IRAF (I've
written a lot to try to explain the
problem I'm having, but my key questions
are in bold):

-when I change the routine parameters
using "epar identify" from the comm... 		 
2293 3
By: jkurk
01/30/2011 10:14PM
Normal Topic
meaning of "overwtiting" er...Started by:cosmologist, 01/12/2011 09:05PM
I am running a data reduction package
that uses some iraf scripts other than
the ones I am familiar with (ccdproc,
flatcombine...etc)...

Does anyone know what this error message
might mean?
[code:1:e9a24cd2b9]
Extracting amp regions..
ERROR: Opera... 		 
2465 3
By: fitz
01/12/2011 09:05PM
Normal Topic
paste into xgterm tek window?Started by:cornell, 12/16/2010 08:19PM
Hello all,

This must be a FAQ, but I can't find the
answer. I'd like to be able to paste a
filename, say, into an xgterm tek
window, as in ':i filename' inside
implot. I can cut and paste into the
VT100 window no problem, but the tek
window seems to ... 		 
3019 3
By: fitz
12/16/2010 08:19PM
Normal Topic
Login work from terminal but now from...Started by:gcardonav, 12/08/2010 09:14PM
Hi:

I finished installing the newer version
of IRAF and X11 on my laptop. The thing
that's wrong with it is that I can only
get IRAF or ximtool to work if I open an
xterm or xgterm window from "Terminal"
application. It's not a big issue, just
annoying... 		 
1552 3
By: fitz
12/08/2010 09:14PM
Normal Topic
fitsutil nhedit versus imutil nheditStarted by:klabrie, 11/20/2010 12:18AM
Hi,

How is imutil.nhedit different from
fitsutil.nhedit?

Kathleen 		 
2268 3
By: fitz
11/20/2010 12:18AM
Normal Topic
sgraph and labelsStarted by:rjvo, 10/31/2010 02:37PM
I can plot a
graph:[code:1:2c9ac7116b]sgraph 'tab x
y'[/code:1:2c9ac7116b]
I have also a label in the table for
each pair of (x,y). How can I put it on
the plot automatically? 		 
1742 3
By: fitz
10/31/2010 02:37PM
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