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Reduction helpStarted by:Guest, 02/04/2007 02:46PM
Dear Responsable,

Iam a student doing Master. Iam
interested in reducing images.

Iam contacting you about a point, and
I hope you will help me:
Iam starting working (with IRAF),
which is not so easy for me!, on some
images to reduce...

3308

By: Guest

02/04/2007 02:46PM

Image Alignment SuggestionsStarted by:joshw, 02/03/2007 08:20AM
Hi all,

I'm looking for a good image
registration task. I've played with
imalign and xregister and I've run into
are two problems. First, neither is
very good at finding the shifts when the
initial images are not well aligned (100
pixels or more offs...

9020

By: fitz

02/03/2007 08:20AM

Tape Drives & Linux IRAFStarted by:ddevine, 02/02/2007 04:07PM
Howdy All:

I have to access old data stored on
EXABYTE, DAT and DLT 7000 tapes.
Originally we had hoped to connect them
to my new MAC G5, however the MacOSX
version of IRAF does not appear to
support tape drives.

So now we are installing LINUX on ...

6839

By: fitz

02/02/2007 04:07PM

IRAF exercisesStarted by:Guest, 01/31/2007 09:06PM
Hello,

There used to be a set of IRAF exercises
that you could get for training in using
different features in IRAF. I think they
were written by Jeanette Barnes. Are
those still out there somewhere? I
looked around the IRAF home page but
didn't see th...

3280

By: fitz

01/31/2007 09:06PM

ecl on solarisStarted by:Guest, 01/30/2007 10:51AM
Hi Iraf
I trying to install ecl on solaris 9
machine I just downloaded the file
"ecl_install_ssun.csh", execute it
./ecl_install_ssun.csh but I get the
following:

root@fornax# ./ecl_install_ssun.csh

ECL V0.9
Installation
...

4243

By: fitz

01/30/2007 10:51AM

How can I handle very large format im...Started by:longterm, 01/24/2007 12:36AM
Hello,

I have to deal very large format images
with 16000 (NX) x 16000 (NY).
The largest format in gdevices is imt41
(8800 x 8800).
How can I deal this huge images?
Please let me know how I customized
gdevice or IRAF itself.

Thanks

longterm

4112

By: longterm

01/24/2007 12:36AM

task irlincor incorrectly(?) declared...Started by:rij, 01/18/2007 09:27PM
Hi,

The task irlincor is declared like
this in noao$imred/irred/irred.cl:

task irlincor = "irred$x_irred.x"

While this works OK under the cl, it
fails under PyRAF.

As far as I can see, this is the only
example in the whole IRAF tree of a task
...

3512

By: fitz

01/18/2007 09:27PM

Mac-Intel with simple IRAF scriptsStarted by:jpizagno, 01/18/2007 08:18PM
Dear IRAFers,
I recently purchased a Mac (OS X,
dual core processor) and have
installed IRAF. The IRAF commands
seem to work well, except for
scripts. My scripts that ran on a
Linux box do not work on the Mac,
even simple scripts.

For exam...

9268

By: rkbarry

01/18/2007 08:18PM

memory corruption...[solved]Started by:acard, 01/18/2007 05:41PM
Hi, I'm working for my Laurea in padova,
and I'm an Iraf and linux beginner,now I
have a problem:
I tried to use a simple script which
execute hedit and scombine only, and the
first time it worked well, but during
the process a blackout turned off my
p...

7442

By: acard

01/18/2007 05:41PM

FWHM calculation in batch modeStarted by:nice2bme, 01/17/2007 11:06PM
Hi,

I have a question regarding calculating
the FWHM for a list of images. I would
like to automate the process without
having any interaction through the
display. Is there a method to do this.

I attempted doing this with the 'IMEXAM'
routine provided...

7244

By: fitz

01/17/2007 11:06PM

image simulationStarted by:markgannon, 01/16/2007 03:26PM
How do I add ACS psf fits files
generated using tinytim to another fits
image to create a simulated image. The
idea is to add the generated psfs to the
image and then deconvolve it. I hope to
use any movement of the generated psfs
in the deconvolution t...

3385

By: fitz

01/16/2007 03:26PM

IRAF and coordinatesStarted by:BrainBug, 01/16/2007 07:00AM
Ok. Hello all...
What i must to read for get knowledge:
how can i found coordinates of
non-stellar objects(comets) on the my
photos?
What i need to do?
Thanks.

3967

By: BrainBug

01/16/2007 07:00AM

FWD: ZPN Projection and CAR projectio...Started by:fitz, 01/15/2007 07:12PM
I have recently got IRAF v2.13 installed
on my computer to deal with fits files
that are written in ZPN projection and
also to manage images from the Spitzer
Space Telescope. I notice that IRAF does
an erroneous job without complaining
with both of thes...

3569

By: fitz

01/15/2007 07:12PM

question about irafStarted by:mars, 01/15/2007 11:49AM
hi. I install iraf and i can use
correctly when i logged in iraf user.
But the other users can not use iraf
what should i do? thanks for your
interest.

3079

By: fitz

01/15/2007 11:49AM

quick syntax question: scopy and FITS...Started by:paulartcoelho, 01/15/2007 11:00AM
hello,

i have some FITS files that contain many
image extensions, each of them a
multispec spectrum. i want to extract,
say, aperture 4 from all extensions into
onedspec format. i tried things like:

scopy chab.all.coelho.ised.fits[*] test
aperture=4 ...

5122

By: paulartcoelho

01/15/2007 11:00AM

disconnected pixel and imh files...Started by:massey, 01/15/2007 03:42AM
Hi, Mike---

I really should remember how to cure
this, but I don't.

Here's the issue. I have a handful of
"legacy" .imh files sitting around which
expect to find their associated pixel
files on tofu!/data1/blah/blah. That
machine and disk no long...

3990

By: massey

01/15/2007 03:42AM

Question about IRAFStarted by:Guest, 01/14/2007 08:14PM
I have installed PC-IRAF version 2.12
and X11IRAF on a stand-alone PC,
under MandrakeLinux 10.1, and apparently
all went well. But when I
tried exercise 1 of the IRAF tutorial
sessions, with the command

cl> display im010 1

I got the message:

ERROR...

2977

By: fitz

01/14/2007 08:14PM

Spectra and image slicersStarted by:esemenko, 01/13/2007 11:37AM
Hi, everyone! My question addressed to
people who use Iraf for processing of
spectra obtained with an image slicer.
Our slicer split image into 3 slices, so
2 slices shifted relatively to central
one approximately on 3 pixels. What is
method you are usi...

4499

By: esemenko

01/13/2007 11:37AM

Missing header when Iraf displays Fit...Started by:Gregorio, 12/30/2006 06:13PM
Hi,
I'm having this problem: :?:
If I open an imagem with ds9 I see all
the information in the fitsheader, if I
use Iraf to open the same image in ds9
when I look into the header there is
only the first lines ...

SIMPLE = T / Fit...

4046

By: fitz

12/30/2006 06:13PM

IRAF on cygwinStarted by:sf16imager, 12/28/2006 05:06AM
I finally got IRAF all running on
cygwin. At least all the external
packages that were available. I quickly
found out that the main program does not
do anything with displaying images. The
default display device was iism75 which
could not open the pi...

3932

By: sf16imager

12/28/2006 05:06AM

Q: iraf installation on linuxStarted by:Guest, 12/26/2006 08:38PM
Hi,

I'm installing IRAF on linux (RedHat
Enterprise 4.0). I basically
followed through the instruction in the
document "linuxiraf.ps",
but "cl" wouldn't run. Here's what I
did:

1. when I ran ./install -n, it returned
a bunch of error messages
relat...

3222

By: Guest

12/26/2006 08:38PM

Scan from pipe (Was: please help me)Started by:Guest, 12/22/2006 11:24AM
Dear sir,
I am Vishal. I am research scholor in
A&A division in Physical Research
lavoratory (PRL), one of the leading
research institure in India.
Sir, I am using IRAF in my research
work. I am facing a problem.
I can not run following line on cl&g...

3607

By: jturner

12/22/2006 11:24AM

Creating JD-Mag table in IRAF.Started by:bulash, 12/12/2006 02:38PM
Hi Everyone,

In DAOPHOT; after phot, we have taken
the " *.mag.* " (very confusing) files,
It is very hard to take the magnitude
value of a listed star from this files
one by one, and additinally they do not
contain JD.

I just need a text file which c...

5514

By: fitz

12/12/2006 02:38PM

I have a quistion for iIRAFStarted by:Guest, 12/05/2006 12:13PM
I have a question for IRAFI install
IRAF. My computer was installed Fedora
core 5I entered "cl" then generated
error Error is
ERROR: Newline while processing string
cl ()
cl ()
Error while reading
[url=http://login.cl] login.cl[/url]
file...

4191

By: fitz

12/05/2006 12:13PM

chompStarted by:hbar, 12/04/2006 03:11PM
Hi,

in a cl script I am trying to read in a
string of numbers, e.g. "12,15,19". Is
there an easy way to split this string
at the delimiter "," into individual
components and convert the numbers into
integers?

hbar

3153

By: fitz

12/04/2006 03:11PM

IMCOPY changes OBJECT fieldStarted by:kelle, 12/03/2006 06:30PM
When i use IMCOPY to extract the science
extension, the OBJECT field in the
header is changed to '2'.

example:
> hselect test_mef OBJECT
star79

> imcopy test_mef.fits[SCI,inherit]
test
> hselect test OBJECT
2

this happens whether or not i u...

5104

By: kelle

12/03/2006 06:30PM

typo in imcombine.hlpStarted by:zarate, 11/28/2006 10:23PM
Hi Phil;

Thanks for reporting this. I have
forwarded to
iraf@noao.edu and someone would take
action.

Cheers
Nelson

On Tue, 28 Nov 2006 17:15:21 -0500
Phil Hodge <hodge@stsci.edu>
wrote:
> Nelson,
>
> I don't know who fixes typos...

3501

By: zarate

11/28/2006 10:23PM

Another ECL suggestionStarted by:jturner, 11/26/2006 09:49AM
Hi Mike,

First, thanks for implementing some of
the improvements I suggested previously
for ecl. The 2.13 version is quite nice
to use now.

Second, I have noticed something that I
think could be made more convenient.
When I enter an expression with "=...

3662

By: fitz

11/26/2006 09:49AM

Submition of observatoryStarted by:FSBoyden, 11/20/2006 02:04PM
Hi Mike

Q! Who do I contact and how do I go
about to submit our observatory to the
noao obsdb.

ThanX

Regards
Pat

5239

By: FSBoyden

11/20/2006 02:04PM

installing V2.12Started by:Guest, 11/20/2006 11:59AM

Dear Noao official,

I am planning to upgrade the software
from iraf v2.11 +stsdas v2.3 (Linux
redhat) to v2.12 +stsdas V3.6

1. is there a single command that would
undo the previous installation?
or would the process of installing the
higher...

3293

By: fitz

11/20/2006 11:59AM

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