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creating simple test imagesStarted by:AndrewS, 03/14/2012 09:57AM
Hello

I want to create simple "test images" (
ie.completely artificial images where I
define the value of every pixel) to see
if the functions I am attempting to
apply to an image are working correctly.
So these test images would likely have a
very si...

1245

By: AndrewS

03/14/2012 09:57AM

Simple photometry errors questionStarted by:Gaba_p, 02/23/2012 01:34PM
Hi,

my question is fairly simple I think.
When the photometry process is done, I'm
presented with a file containing several
columns named:

# 1 object id
# 2 x
# 3 y
# 4 V
# 5 error(V)
# 6 BV
# 7 error(BV)
# 8 UB
# 9 error(UB)
# 10 VI
# 11 error(VI)

T...

1452

By: Gaba_p

02/23/2012 01:34PM

ccdproc + broken pipeStarted by:SteveSchulze, 02/23/2012 09:43AM
Hello,

I use IRAF as a part of Scisoft 7.5 on
Ubuntu. Recently, I encountered the
following problem, although IRAF worked
smoothly on the computer for a long time
(more than a year).

- --> epar ccdproc

Task ccdproc is running...

x_ccdred.e: mall...

2698

By: fitz

02/23/2012 09:43AM

apall command shifting the apertureStarted by:Sherry, 02/14/2012 07:39PM
IRAF is giving me apall centers that are
shifted by ~200 channels.
This is only happening with asteroid
spectra as apall is reading out the
correct cenrtwertd for bstandard star
spectra. What is going on?
linux 64 bit iraf v2.15.1a

1332

By: valdes

02/14/2012 07:39PM

segmentation fault for interactive ov...Started by:ewehner, 02/02/2012 09:37PM
Hi,

I'm working on some mosaic data and
trying to do the overscan correction
interactively. Everything works fine
when I have it do this correction
silently, and the images display fine
(both with mscdisplay and one chip at a
time with display). But ...

2046

By: valdes

02/02/2012 09:37PM

ds9[5469] <Error>: kCGErrorInva...Started by:mcintoshdh, 02/01/2012 11:08PM
I have IRAF 2.15.1a installed on new OSX
10.7 (Lion).
When running ds9 v.6.1.2 (from scisoft)
I get a repeating weird error:

Feb 1 16:21:59
kc-phys-d25gt0l4dhjv.kc.umkc.edu
ds9[5471] <Error>:
kCGErrorInvalidConnection:
CGSGetWindowTags: Invalid ...

1439

By: fitz

02/01/2012 11:08PM

Units of the physical coordinates in ds9Started by:cosmologist, 01/25/2012 12:51AM
I looked for an answer to this question
but I can't figure it out. I am
wondering what are the units of the
physical coordinated when displaying an
image in ds9. The only thing I found
about this is:

physical
Physical coordinates are pixel
coordina...

2296

By: cosmologist

01/25/2012 12:51AM

coordinate ambiguity in ccmapStarted by:paco, 01/23/2012 03:07PM
I am trying to refine the WCS on images
for which I have precise pixel (logical)
positions and RA, Dec for only two
stars. (I'm working with Chandra X-ray
data with only a few point sources.)
Two stars are sufficient to get a plate
solution using rsca...

1767

By: paco

01/23/2012 03:07PM

segmentation error on stsdas' histogramStarted by:massey, 01/22/2012 06:18PM
I've just installed stsdas and tables
under 2.15a using the nifty new method.
It seems to have installed okay. Some
things (like catfits in tables) work
fine. But when I go to use histogram on
a text file that works fine on an older
installation, I g...

4270

By: massey

01/22/2012 06:18PM

External Package Install Issues with ...Started by:BorgChick, 01/16/2012 12:40AM
Has anyone else run into this problem?
Install the external package MSCRED, but
then when I tried to get into MSCFINDER,
it informs me that TABLES is not
installed. OK. So I install TABLES and
MSCRED disappears! ??? Ideas?

2584

By: BorgChick

01/16/2012 12:40AM

v2.15 would not display imagesStarted by:vall, 01/10/2012 08:14AM
Hello,

I have a set of fits images that v2.15
(64bit version on 64bit F16) wouldn't
display. It just returns SEG. FAULT.
This is the header of the images:

[quote:afabd20fe8]
SIMPLE = T / file
does conform to FITS standard
...

5368

By: jraclarke

01/10/2012 08:14AM

crmedianStarted by:dbrenner, 01/09/2012 04:47PM
Should this work when using crmedian on
the command line?
crmedian( input = file, output =
file//"[0,overwrite]" )

thanks

1277

By: fitz

01/09/2012 04:47PM

script cl issueStarted by:Chuck Horst, 01/05/2012 08:37AM
I am looking for a way to test if a file
is empty or not in a script. I see
access to see if a file exists. What
would be a good way to tell if it is
empty. The returned value would be used
to test.

Thanks...chuck

998

By: fitz

01/05/2012 08:37AM

Austin AAS Demos -- VO and IRAF v2.16Started by:fitz, 12/31/2011 01:04AM
If you'll be at the Austin AAS meeting
next month, I invite you to stop by the
VAO booth for a demonstration of some of
the new VO capabilities (and other
enhancements!) coming in v2.16. A
preview of VAO applications, including
the VO/IRAF integration,...

1183

By: fitz

12/31/2011 01:04AM

fitcoords changes in IRAF v2.15Started by:emma, 12/20/2011 05:15PM
Hi Mike,

I'm currently testing IRAF v2.15 and I
was hoping you could confirm that the
minimum value for the fitcoords.xorder
and fitcoords.yorder parameters are now
equal to 2? Previously, with IRAF
v2.14.1, I had xorder set to 1 and
fitcoords didn't c...

1271

By: emma

12/20/2011 05:15PM

Various small help fixes for next rel...Started by:Jason Quinn, 10/24/2011 01:55PM
Here are a bunch of small fixes, mostly
dealing with help database issues:

The UTILITIES package has a handful of
issues:

1) "help detab option=source" is
looking for "detab.x" when it should be
"t_detab.x"

2) "help entab option=source" is looking
f...

4628

By: fitz

10/24/2011 01:55PM

IRAF not recognizing SBIG .FIT imagesStarted by:fattysmo, 10/10/2011 04:10PM
Hello all,
I currently have a data set in .FIT
format taken using an SBIG ST-L-1001E
CCD camera and am trying to reduce it
using IRAF. However, when I try to get
IRAF to handle the files, it gives me
errors. For example:

[code:1:57328f25ff]
ecl> d...

1850

By: fattysmo

10/10/2011 04:10PM

Upgrade 2.12.2-EXPORT to use ecl.e (b...Started by:antares, 09/24/2011 11:50PM
Hi,
Is there a simple way to use ecl.e
instead of cl.e on a 2.12.2-EXPORT?
O.S. is Redhat Enterprise Linux 5.5.
I know that updating IRAF as whole would
be better and I try to work our admins
towards that, but in the meanwhile, I
would be very glad to u...

1731

By: fitz

09/24/2011 11:50PM

PSELECTStarted by:jacom, 09/21/2011 11:01AM
Hi,

I have the problem of removing the psf
stars from the .nst or .psg files in
order to subtract only the neighbouring
stars to the psf stars. They are the
first stars in each group.

I am creating a script so I want to
automate it in stead of removin...

1811

By: azangari

09/21/2011 11:01AM

convert .fit to .jpgStarted by:AndrewS, 09/17/2011 01:05PM
hello

What is the easiest way to convert a
.fit image to .jpg?

And an extension to this question is,
can I easily create a .jpg that shows
both the .fit image I want and also
overlain on that, say a BPM.
To clarify, I can display a .fit image
in DS9 ...

4008

By: fitz

09/17/2011 01:05PM

How to handle runtime errors?Started by:sebastian, 08/02/2011 01:43PM
Hi, perhaps somebody has asked this
before, but since the forum search
returns the '404 not found', I would
like to ask it anyway.
Is there a way to handle runtime errors
in a script?
I mean, if some task fails to do
something, like trying to open a fil...

1988

By: fitz

08/02/2011 01:43PM

problem with scombineStarted by:giannicatanzaro, 07/29/2011 10:24AM
when I try to combine 1D spectra with
scombine I get the error
"no input spectra to combine" even, of
course, if the input spectra
are present.
I run 64bit version of iraf in a suse
11.3 box

someone could help me?

Gianni

2035

By: giannicatanzaro

07/29/2011 10:24AM

hselect difficultyStarted by:AndrewS, 07/22/2011 11:33PM
hello

I want to use hselect to parse out all
images of a given filter.. the relevant
header keyword used in these images is
FILTER but unfortunately the value
assigned to this keyword has an
apostrophe as in:

FILTER = u'
FILTER = g'
FILTER = i'
etc.

...

2527

By: fitz

07/22/2011 11:33PM

logscale at wcslab in IGIStarted by:claudiarodrigues, 07/22/2011 04:44PM
Dear all,

I use a cl script that uses wcslab in
IGI to put AR and DEC grids on an image.
It works fine at previous versions of
IRAF. But in IRAF 2.15 (with or without
patches) the DEC grid has a weird
spacing... it seems to be spaced in a
log scale. (I...

1785

By: claudiarodrigues

07/22/2011 04:44PM

C code in procedure scriptStarted by:jacom, 07/22/2011 08:56AM
Hi,

I am using IRAF V2.14

I have a C language code
coordtransform.c which I want to include
in a procedure script.
I have defined it as a foreign task by
task coordtransform = $coordtransform.c
In IRAF it works fine if I do the normal
!coordtransfor...

1704

By: jacom

07/22/2011 08:56AM

Mac OSX 10.7 (Lion) and IRAFStarted by:massey, 07/21/2011 05:37PM
I upgraded one of my Macs to Lion
yesterday, and cannot get IRAF to run,
despite having done a complete reinstall
of IRAF V2.15.1a. I tried the mac OSX
64-bit distribution and received the
error message saying that "Power PC
applications are not suppor...

6621

By: massey

07/21/2011 05:37PM

fxinsert mangles headerStarted by:stockton, 07/20/2011 03:10AM
I am having a problem using fxinsert to
insert an image into a multiextension
file containing other images. The image
data is fine, but the header information
gets messed up. For example, here are
the first few lines of the image before
insertion:

fram...

1426

By: fitz

07/20/2011 03:10AM

problems running loop_drizStarted by:Francesca, 07/19/2011 03:31PM
Dear user support,

I am trying to run the loop_driz task on
non-HST images.
I get the following error:

ERROR: Attempt to access undefined local
variable `gcount'.

"if (gcount == 4) {"
line 184: dither$loop_driz.cl
called as: `loop_driz (...

1204

By: fitz

07/19/2011 03:31PM

Input outpu errorStarted by:vmagalhaes, 07/16/2011 03:55PM
I have recently updated my osx to osx
10.6.8
everything worked just fine,
until today,
today i was trying to run iraf and then
i got this message:
/iraf/bin.macintel/ecl.e: Input/output
error.
Does anyone knows what this is all
about?
i try to reinstall...

1499

By: fitz

07/16/2011 03:55PM

Problems with Mac OS 10.7?Started by:AnTaR3s, 07/14/2011 08:14PM
Hi

Now that the new OS might hit the stores
any day, I wonder if an upgrade will
leave my IRAF installation alone. I
heard that Rosetta won't be supported
anymore and I can remember that some
routine (I think x11IRAF) requires this
software. Has anyone...

1608

By: fitz

07/14/2011 08:14PM

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