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UNIX commands in IRAFStarted by:jes, 11/14/2006 01:01AM
Has anyone ever come across a situation
where UNIX commands cannot be executed
from within the IRAF shell? For
example, I type "ls" or "cd .." and
nothing happens. If anyone knows how
to remedy this, please advise!

jes 		 
3260 1
By: fitz
11/14/2006 01:01AM
Normal Topic
About imexamStarted by:boscoyung, 11/09/2006 08:47AM
Hi everyone!

I am currently using the 'imexamine'
task to take some simple measurements,
but I am not sure where I could find out
the errors. Say, if I use the curser key
'r' to plot a radial profile of a
certain star, using the gaussian fit,
how do I ... 		 
3606 1
By: fitz
11/09/2006 08:47AM
Normal Topic
3D to 2D convertingStarted by:BrainBug, 11/08/2006 12:33PM
Heh! I help myself!
My mistake is next: i tried to work with
3D images, but need tyo have 2D!
"Converting" next to 2D:
[code:1:dd5b0c8aa5]
imcopy image*[*,*] image*
[/code:1:dd5b0c8aa5]
It create a file with same name, but
2D!!! 		 
5170 2
By: BrainBug
11/08/2006 12:33PM
Normal Topic
Auto-determination of rotation angle ...Started by:BrainBug, 11/08/2006 11:52AM
Hello all! I need to explane me somebody
how i can auto-rotate images.
I have sum of 20 images of Lyra:
http://donastro.jino-net.ru/1/Lyra_20cadrs_4sec_ISO1600_fullMoon_corrected.jpg

So, what i must to do for de-rotate all
images before summ it?
Tnx! 		 
11980 10
By: BrainBug
11/08/2006 11:52AM
Normal Topic
Display and DS9Started by:daisymak, 11/08/2006 07:46AM
I got a problem when I try to use DS9 to
display images.
I have installed CIAO in my Fedora Core
5 and there is ds9 included in it. So
when I have to use ds9, I have to start
CIAO first.
Then I installed iraf on the same
machine and try to use ds9 as th... 		 
6305 3
By: daisymak
11/08/2006 07:46AM
Normal Topic
arraysStarted by:dbrenner, 11/05/2006 10:23PM
The help file says I can define a 2-d
array real x[20,20] but the I get error
messages but I get an error message when
I do. Is this an iraf/pyraf thing?

How do I declare a 2d array in pyraf? 		 
3459 1
By: fitz
11/05/2006 10:23PM
Normal Topic
Reborn Mac-IRAF Site is upStarted by:sirmarcos, 11/04/2006 07:18PM
I've successfully migrated from blosxom
and a dusty Mac G3 all-in-one to
Wordpress running on a real web host.
Check out

[url]http://macsingularity.org/[/url]

I hope to make it a more general site
for Mac Using astronomers since I find
myself using b... 		 
3788 1
By: sirmarcos
11/04/2006 07:18PM
Normal Topic
Finding rotation center between 2 imagesStarted by:LBT_Dave, 11/02/2006 10:30PM
I'm trying to find the rotation center
between two images taken at different
position angles. The trivial case of
180 degrees is simple enough, but how
would I find the rotation center for an
arbitrary relative rotation theta?

I've tried using geom... 		 
6653 5
By: LBT_Dave
11/02/2006 10:30PM
Normal Topic
large image handling errorStarted by:Guest, 11/01/2006 05:47PM
Dear IRAF Folks,

I have a user here who is running IRAF
on a Linux machine--with
plenty of RAM--and he gets a repeatable
error when trying to combine
several large files into an image
mosaic:

PANIC in
`/iraf/iraf/bin.suse/x_images.e': Memory
has b... 		 
4732 3
By: bboyd
11/01/2006 05:47PM
Normal Topic
IRAF and CCD-camerasStarted by:BrainBug, 10/31/2006 02:06PM
Can anybody explane me - can IRAF manage
CCD-camers or not?
And if "yes", then wich cameras IRAF can
manage?
Thanks! 		 
5435 5
By: fitz
10/31/2006 02:06PM
Normal Topic
display (and implot) of fits in irafStarted by:esemenko, 10/30/2006 10:33AM
Hello! Today I configured Iraf to use of
FITS directly ( V2.12.2a-EXPORT on
Debian linux). Seems all work fine
except for displaying and plotting of
data. DS9 display just a one central
line of frame. Implot command plots this
line too and I can't view ... 		 
4876 2
By: esemenko
10/30/2006 10:33AM
Normal Topic
imarith problem: Image is not 2 dimen...Started by:BrainBug, 10/30/2006 10:33AM
Sorry for bad english - i'm from
Russia... :-)
About problem: then i probe to allign 3
*.fits images with moon, i get error:
"Image moon1 is not 2 dimension"
But imcomb of this 3 images are working
fine!
IRAF version is 2.13b
System: Gentoo Linux

One ... 		 
5882 3
By: BrainBug
10/30/2006 10:33AM
Normal Topic
MSCRED- the dreaded no param fileStarted by:eryan, 10/28/2006 12:03AM
Hi y'all,
I've been trying to be MSCRED installed
on multiple machines in order to deal
with some prime focus instrument and
spectral data. Of course on both
machines I ran into the much maligned
error: "ERROR: task `mscred' has no
param file". Now on ... 		 
6177 3
By: fitz
10/28/2006 12:03AM
Normal Topic
Broken Links on Downloads PageStarted by:knine, 10/27/2006 09:27PM
Just to let you know, there are some
broken links on the download page:

https://iraf.net/downloads/

Examples:

https://iraf.net/iraf/ftp/iraf/v212/PCIX/
https://iraf.net/iraf/web/v212/v212-patch2.html

I tried adding www in front of iraf.net
too, same... 		 
3340 1
By: fitz
10/27/2006 09:27PM
Normal Topic
A question about ECL in fedora core 5Started by:shoehwehan, 10/26/2006 08:16AM
I install the ECL in Fedora core 5
according to the standard process.
But when I typed
"./ecl_install_redhat.csh". I get this
error information
as follows:

[size=9:88e856de5d]"
Build Date: Thu Oct 26 11:30:38 CST
2006



For each pro... 		 
4225 2
By: shoehwehan
10/26/2006 08:16AM
Normal Topic
"ERROR: arithmetic exception&quo...Started by:ars55, 10/26/2006 07:01AM
Hello! Having a slight problem with IRAF
here (running X11 port on Cygwin for
Windows XP). I'm analyzing a star field
with imexamine, and when I try to do a ,
on certain stars, I get "ERROR:
arithmetic exception", and the program
leaves the package. I c... 		 
6687 3
By: valdes
10/26/2006 07:01AM
Normal Topic
Fit image in ccmapStarted by:daisymak, 10/23/2006 04:32AM
Hi, I am a beginner in iraf, would
someone please offer some help?
When I ran ccmap by the following
command:
"ccmap coords coords.db image=hrcf*fits
results=STDOUT xcol=3 ycol=4 lngcol=1
latcol=2 inter-"
I recieved an error message:
"Skipping file: coo... 		 
3256 1
By: shoehwehan
10/23/2006 04:32AM
Normal Topic
error wth scriptStarted by:gshennessy, 10/17/2006 08:40PM
I'm trying to reduce some data from the
CTIO smart data. I'm using some scripts
written by Phil Massey, which ought to
mean they work perfectly :), but I'm
having a problem that neither I nor Phil
can figure out.

The symptom is that a task is being
rep... 		 
4316 3
By: gshennessy
10/17/2006 08:40PM
Normal Topic
Quick IRAF question (regarding task t...Started by:Guest, 10/17/2006 07:50PM
Hello IRAFers!

I haven't been able to figure out the
answer to my question either from
documentation or speaking with some of
my colleagues here - was hoping you
could help!

this deals with task TPRINT and related
- while technically an STSDAS task, I... 		 
3687 1
By: fitz
10/17/2006 07:50PM
Normal Topic
Error message using demos in LONGSLITStarted by:BorgChick, 10/12/2006 05:58PM
I am running IRAF on a MacIntel iMac,
and was testing out the system using the
demos option in LONGSLIT. This used to
run just fine on my PowerBook G4, but
now I get this error message:

longslit> demo
MENU of LONGSLIT Demonstrations

... 		 
4984 4
By: BorgChick
10/12/2006 05:58PM
Normal Topic
memory stack problem on Suse 9.3Started by:jhyoon, 10/11/2006 02:20PM
I have IRAF v2.12.2 on Suse 9.3.
I have an error message "Memory has been
corrupted" when I try to
execute "ellipse" task in stsdas
package.
I could find that it is due to stack
size limit. Many people, in Google,
suggest that "ulimit -s unlimit" or
"li... 		 
3612 1
By: fitz
10/11/2006 02:20PM
Normal Topic
Request for the softwareStarted by:Guest, 10/03/2006 03:51PM
Sir,

My name is Fr.Paul Nedumpurath.I am the
Principal of NEWMAN
COLLEGE,THODUPUZHA,KERALA,INDIA.

Our college is situated in a rural
area.We have nine departments.Amoung
them 5 offer postgraduate courses.About
1400 students are studying
here.Our facul... 		 
3252 0
By: Guest
10/03/2006 03:51PM
Normal Topic
iraf (startup problems)Started by:urao, 09/28/2006 08:03PM
I have installed iraf version 2.12 on a
solaris 10 machine. I have been having
two problems with this program and they
are as follows:

1. At the command prompt if I type $cl
it does not open the program. I have to
type the entire path to cl.e to open ... 		 
3574 1
By: fitz
09/28/2006 08:03PM
Normal Topic
iraf installationStarted by:urao, 09/25/2006 07:34PM
I am trying to install iraf v.2.12 on a
Solaris 10 sparc machine. I am
following the step by step instructions
given in your documentation (Appendix A.
A Complete Example Using Single-File
Distribution)

I was doing fine until I came to the
point wher... 		 
3429 1
By: fitz
09/25/2006 07:34PM
Normal Topic
Compiling DAOPHOT w/ g77Started by:bcb, 09/19/2006 05:51AM
Dear IRAF HelpDesk,

Presently I am using PC Desktop with OS
as Fedora Core 5 and working with
IRAF also.

With 'g77' I am compiling 'daophot'
fortran programme. While running the
'make', it needs some 'IRAF' libraries
which seems not to be compitable
w... 		 
3892 1
By: fitz
09/19/2006 05:51AM
Normal Topic
Reading 1995 .imh/.pix images in 2.11...Started by:Doug Welch, 09/15/2006 03:21PM
Hi,

I have a set of 1995 .imh/.pix images
which were taken on the CTIO 0.9m and I
am trying to work with them in PC-IRAF
2.12.2a. I realize that there has been a
format change for OIF but I do not know
what the procedure is to read these
images. Any su... 		 
3271 1
By: fitz
09/15/2006 03:21PM
Normal Topic
Re: arithmetic with text files?Started by:joshjturner, 09/13/2006 05:53PM
Hi -

Just a quick question that may not be a
good one. Is there a way to divide every
entry in a text file or a list by a
string? In other words, I have a script
that gives me a list of numbers that I
want to plot, but I have to normalize by
a number (... 		 
3382 1
By: fitz
09/13/2006 05:53PM
Normal Topic
finding shifts for input into PyDrizzleStarted by:jlconnelly, 09/12/2006 04:05PM
I am working with a large amount of STIS
FUV & NUV MAMA detector data of
dithered, crowded fields taken over a
long period of time. Errors in the
guide star positioning make it necessary
to determine more refined shifts for
image alignment. Unfo... 		 
3864 2
By: jlconnelly
09/12/2006 04:05PM
Normal Topic
Question on workflow for importing DS...Started by:CheyenneWills, 09/11/2006 04:05PM
This may be covered somewhere, but being
a IRAF newbie, I cannot find the right
"AH HA!" bit of documentation.

First a bit of background, I'm just
getting into astrophotography, and am
using a Canon 20Da digital camera for
imaging. I'm using the RAW i... 		 
4562 1
By: fitz
09/11/2006 04:05PM
Normal Topic
I have two questions about analysis o...Started by:danila, 09/10/2006 06:48PM
Hello everybody!

I have two questions about analysis of
1D-spectra in IRAF:

- first one is how to examine quality
of flux calibtration or how to estimate
error (or rms; not formal but real rms)
of flux calibration?

- second one is how to verify id... 		 
3917 1
By: valdes
09/10/2006 06:48PM
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