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"Find all posts" problem - ...Started by:rjvo, 03/11/2011 10:09AM
My user name was 2-letter long; The
"Find all posts" did not work. I changed
my user name ("Account Information ->
User Name") for 3-letter long and all
seems to work nice.

2086

By: rjvo

03/11/2011 10:09AM

Amazing computer learning programStarted by:Jason Quinn, 04/05/2009 01:59PM
For those interested in such things, a
paper was recently submitted about a
program that can extract physical laws
from raw datasets. Sounds too good to be
true but apparently it is real. Check
out this website (includes an excellent
youtube video) expl...

3336

By: Jason Quinn

04/05/2009 01:59PM

Anybody have had troubles with spectr...Started by:jorge, 09/29/2010 11:45PM
Hello:

I wonder if anybody have had problems
with spectroscopic data taken with
GMOS?... I took data in NOD&SHUFFLE
mode and I realiced that my bright
spectra have fake features in the
550-650nm range, specifically two bumps
with broad emission lin...

2094

By: jorge

09/29/2010 11:45PM

Aperture correction photometry and sk...Started by:CavasRNC, 05/19/2010 10:14AM
Hi Everyone,

I am performing aperture photometry on
Spitzer/IRAC crowded field images. The
great number of point sources close to
each other lead me to decide to use
smaller apertures and then perform
aperture correction. The instrument's
handbook alre...

6421

By: StarryEyed

05/19/2010 10:14AM

Astrometry header standard for FITS?Started by:puck2017, 12/10/2007 09:45PM
I am looking for some help understanding
the FITS standard for encoding an
astrometric solution in the header.
Specifically, is the cos(dec) correction
for RA supposed to be encoded in the
CDm_n/CDELTn keywords, or is it
understood that it will be appl...

5778

By: fitz

12/10/2007 09:45PM

Autoguiding systemsStarted by:FSBoyden, 02/22/2008 11:23AM
Hi All :D

(To Mike and the gang :wink: I got my
masters degree, thanx for all the help
on the finer points of photometry with
IRAF. U were great :D Thanx. P.S. the
new pipeline is up and running on the
Boyden telescope system.)

I am throwing this bit...

4361

By: FSBoyden

02/22/2008 11:23AM

C library for STSDAS table formatStarted by:emiliano, 05/26/2006 04:48PM
Hello,

for a synthetic photometry project I
need to read/write STSDAS tables; do you
know if there is a C library to
read/write STSDAS tables?
By the way: is Starbase format
compatible with STSDAS? And where
exactly can I find the description for
STSD...

9529

By: emiliano

05/26/2006 04:48PM

calculating with WCS keywords...Started by:Arp, 02/04/2011 09:54AM
Hello,

I am writing a program in java, and as a
part of it, I want to calculate pixel
coordinates, based on wcs header
keywords.
So, I got the rotation matrix CD11 CD12
CD21 CD22 already calculated and saved
in the header by another program.
Now I want...

3004

By: fitz

02/04/2011 09:54AM

Can I permanantly crop my spectra?Started by:mnicholls, 03/18/2014 01:18PM
I have been analyzing spectra using
splot and have identified specific
emission lines I want to focus my
research on. I know it is entirely
possible to zoom in on these features to
analyze them but I was wondering if
there was any way I can cut these fe...

1745

By: mnicholls

03/18/2014 01:56PM

CCD SpecsStarted by:FSBoyden, 04/24/2007 01:12PM
Hi all.

I hope someone can help me on this. We
are using a Apogee U55 16 bit, back
illum CCD on our telescope. The
datasheet for the camera spec. give it a
LFW of 400 000 electrons and a dynamic
range of 93 dB. It does not however give
estimates of the...

9999

By: FSBoyden

04/24/2007 01:12PM

CDL statusStarted by:Jason Quinn, 10/21/2015 12:30PM
Hi. Couple questions about the CDL.

What is its current development status?

The FTP site

ftp://iraf.noao.edu/iraf/x11iraf/

lists cdl-1.9.tar.gz as the latest
version, while x11iraf-v2.0BETA comes
bundled with a version which I believe
is an...

978

By: fitz

11/01/2015 04:51AM

certain pages on iraf.noao.edu websit...Started by:AndrewS, 10/10/2010 12:59PM
Hi all

I want to download iraf v2.11 but when I
go to the following:
http://iraf.noao.edu/iraf/ftp/iraf/v211
I get a not found page..
Can anyone tell me what is the problem
or failing that what is the easiest way
to download iraf v2.11 (which i belie...

2283

By: fitz

10/10/2010 12:59PM

Citing IRAF in paperStarted by:will.flanagan, 05/11/2009 09:49PM
Hi IRAFers,

I was wondering if there is any standard
way of citing IRAF in a paper. From the
papers I've seen, it seems most common
just to say something like "we made use
of IRAF packages x, y, and z. NOAO pays
the bills for IRAF." in the body of the
...

7652

By: will.flanagan

05/11/2009 09:49PM

Covert fits file into imh using rfitsStarted by:devereux, 11/11/2009 08:46PM
Hi,

I just re-installed PyRaf following a
hard drive failure.

Everything seemed to be going swimmingly
until I tried to do an rfits - it
complained
that it can not open a pixel file.

I got the following error message when
trying to convert
a fits spe...

10519

By: fitz

11/11/2009 08:46PM

Differential photometry and PSFStarted by:FSBoyden, 07/27/2010 07:59AM
Hi

Just want to do a double check if my
procedure is acceptable!

I am doing fast photometry on a variable
star - problem is that the field I am
working in is relatively sparse. My CV
is at 11-12 mag, while the only
comparison stars bright and stable e...

3443

By: valdes

07/27/2010 07:59AM

ERROR: FXF: must specify which FITS e...Started by:youssef, 08/24/2017 10:19AM
Hi,

I start tr reduce the data using
ccdproc
So, when I run it in my xgterm with list
of data ccdproc(@lis2calibA) is not
working !!
It show me this Erreur:

ERROR: FXF: must specify which FITS
extention (path of image)

Can you help me !!
Wi...

1627

By: youssef

08/24/2017 10:19AM

FITS sample files?Started by:DavidS, 09/01/2007 05:47AM
Hi,
I just installed IRAF and ds9 on my
Ubuntu desktop and starting to learn how
to use it.
So far, I have too little data from by
own obs, so I can't try much for real.
Does anyone know how to find small,
"sample" FITS files to play with? (I do
ordinar...

6933

By: DavidS

09/01/2007 05:47AM

FITS2jpeg jpeg packageStarted by:gcardonav, 05/20/2010 11:20PM
Hi guys:

I am trying to install the FITS2jpeg
package in my mac. I been trying to get
the jpeg software which is available
[url]ftp://ftp.uu.net/graphics/jpeg/jpegsrc.v6a.tar.gz[/url],
but when I try to anonymous sftp or ftp
into it and enter my email ...

3739

By: gcardonav

05/20/2010 11:20PM

FOCAS not foundStarted by:ganis, 01/30/2006 03:35PM
I'm a newbie to IRAF, but i'm intersted
in using the focas package. I found it
in NOAO but when I try to enter "focas"
from the command line I get a message
that says something like "not at this
time " or "for a future release". Am I
out out luck ? I...

6264

By: fitz

01/30/2006 03:35PM

from IRAF to UNIXStarted by:AndrewS, 06/10/2011 02:22PM
my first exposure to scripting has been
through IRAF.
I now need to write part of a script for
UNIX but don't know anything about the
syntax or programming language of UNIX!!

can someone please tell me how to set up
the equivelant command in a UNIX she...

4126

By: fitz

06/10/2011 02:22PM

Gemini data questionStarted by:fitz, 08/27/2013 11:14PM
[color=red:c1429c0040][Moderator's Note:
Posted on behalf of user
ghang.naoc@gmail.com]
[/color:c1429c0040]

hi all,
I need to do photometry for program
ID GS-2010B-Q-63 by Gemini-S.
Now I meet some problems which
confuse me much.Could someone ...

1157

By: fitz

08/27/2013 11:14PM

greek.psStarted by:Jason Quinn, 12/26/2016 05:15PM

Hi, Mike.

In the cdl releases, there's a postscipt
file called "greek.ps". Do you happen to
remember how you generated that file any
chance?

Cheers,
Jason

1365

By: fitz

01/23/2017 05:08PM

How to convert fits file into ASCII f...Started by:nishahansraj, 11/10/2009 07:03PM
I have a fits file. It is actually a
spectra. When I use splot
<filename>.fits I get a plot of
spectra of an object which is normalized
amplitude (y-axis) versus wavelength
(x-axis). I would like to extract the
data, get two columns one which woul...

18244

By: StarryEyed

11/10/2009 07:03PM

how to handle CALSPEC fits filesStarted by:galtavi, 08/29/2006 08:54AM
Dear IRAF expert, I have a problem
handling the CALSPEC spectra
(http://www.stsci.edu/hst/observatory/cdbs/calspec.html)
with IRAF.
"Files are in machine independent binary
FITS table format".
It's the first time I use them.
SPLOT does not plot them (ER...

7086

By: hanin

08/29/2006 08:54AM

HTTPS at IRAF.NETStarted by:Jason Quinn, 08/01/2016 07:57AM
When I try to connect to iraf.net
through the HTTPS protocol with Firefox,
I get the following message:

[quote]Your connection is not secure

The owner of iraf.net has configured
their website improperly. To protect
your information from being stol...

1295

By: fitz

08/01/2016 03:42PM

IDL 6.3 for Intel Macs now avaliableStarted by:sirmarcos, 07/27/2006 10:55PM
While we're all IRAF-users here, it's
probably noteworthy for more than a few
Macintosh Astronomers here than IDL is
now available a universal binary.

[url=http://www.ittvis.com/forum/message.asp?fmid=1916]The
somewhat unceremonious
announcement[/url] ...

6233

By: sirmarcos

07/27/2006 10:55PM

imcopy cannot open imageStarted by:manolis.r, 05/13/2014 02:19PM
Can anyone help me?
I am using imcopy to make cutouts of a
large image. The problem is that if I
use a file (e.g. image_in) in the input
keyword it can't read the image.
The parameters I am using are:
input = @image_in
output = @image_out
verbose =...

1744

By: manolis.r

05/13/2014 04:44PM

Incomplete copyright information in FAQ.Started by:maurix, 12/29/2005 07:01PM
Hi
I noted that the information about
copyright in your FAQ pages
([url]https://iraf.net/faqman/index.php?op=view&t=58[/url])
is incomplete:
You have only reproduced parcially the
copyrights note and the second part of
copyright show evidently that ...

6994

By: maurix

12/29/2005 07:01PM

IRAF in KazakhstanStarted by:TheHarold, 04/13/2007 05:07PM
I hope this is the right forum for my
question. I am writing for a Russinan
friend working in Kazakhstan. He is
interested in installing and using IRAF
there. Are there any US government, or
AURA, regulatory restrictions on his
obtaining IRAF?

Thank...

7585

By: fitz

04/13/2007 05:07PM

IRAF tasks to Astropy/PythonStarted by:lianou, 06/28/2013 01:39PM
Hi,

I was wondering if there are any plans
to translate IRAF tasks to Python
equivalents, and in particular I am
interested in the following tasks:
noao.artdata.mkpattern
images.immatch.wregister
images.imcoords.ccsetwcs

Thank you,

Sophia

1823

By: lianou

06/28/2013 01:39PM

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