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MSCIMAGE issueStarted by:fitz, 06/17/2015 09:49PM
[color=red][Moderator's Note: Forwarded
from story submission][/color]

I've been trying to run MSCIMAGE on an
image file and keep getting an
segmentation violation.

ERROR: segmentation violation\r\n
"sigscale=0.1, pclip=-0.5, grow=0., >
"dev$nul... 		 
2147 8
By: prasadh
08/16/2015 02:03PM
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mscred ccdproc readaxis parameterStarted by:paulsell, 08/07/2015 04:59PM
I am using ccdproc to overscan-correct
and trim my images. I am using the
mscred package instead of imred package
because I am dealing with
multi-extension fits files.

Is there a way to set the "readaxis"
parameter to "column" instead of "line"?
... 		 
1402 2
By: paulsell
08/11/2015 10:57PM
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Problem using the RVSAO tasksStarted by:juanespejo0313, 08/02/2015 08:56PM
Hi, I have the 2.16 version of IRAF and
the version 2.8.1 of RVSAO installed. (I
use linux 64 bits)

All the tasks in IRAF are working
properly except for the RVSAO tasks,
when even I try to use them, I get the
following error message:

ERROR: Canno... 		 
1222 1
By: fitz
08/03/2015 08:04PM
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using pdmStarted by:jcadien1, 07/08/2015 05:37PM
I am trying to use the IRAF pdm period
finder. I have begun by getting data on
a known variable, with cataloged period
of 86.5 days. Pdm seems to find a
period, regardless of the min/max range
I choose. The period is always between
the min/max. So, if I... 		 
1583 8
By: jcadien1
07/09/2015 09:52PM
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a problem with daophotStarted by:wuxiaohan, 07/06/2015 09:22AM
Hello,
I want to make a CMD for NGC419. I went
through daofind, phot, psf, and allstar.
Then I matched the stars using the Linux
program "match". But when I plotted the
CMD with the Matlab function scatter, it
looked very strange. When I magnified
the ... 		 
878 0
By: wuxiaohan
07/06/2015 09:22AM
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wcs using imeaxm and ds9Started by:jcadien1, 06/11/2013 11:18PM
I have images with wcs in header
computed by imwcs(from wsctools). When I
load an image into ds9 directly the wcs
info is displayed, and the "display fits
header" shows the entire header.
However, when I run "imexam filename
wcs=world" from the ecl, th... 		 
2434 2
By: b1quint
07/01/2015 09:43PM
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Problems with ESOHDR and/or MSCRED?Started by:astroroger, 07/01/2015 06:10PM
Hello - I have some images from the ESO
WFI 2.2m and I'm trying to run esohdr to
convert the headers into standard .fits
format as needed for mosaic processing.
When I try to run esohdr on a list of
(unprocessed) .fits images, the
following error occur... 		 
1001 0
By: astroroger
07/01/2015 06:10PM
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CCTRANStarted by:donzelli, 06/22/2015 08:14PM
Hi, I've have already the solution given
by the task CCMAP and I wanted to use
it to transform (x,y) pixels to ra and
dec coordinates. So in the CCTRAN
parameter
database I write the name of the
database written by the CCMAP task.
The result is stran... 		 
1102 2
By: donzelli
06/25/2015 10:46AM
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Ximtool Very Slow Loading ImagesStarted by:Aldelphi, 06/19/2015 11:25PM


I just upgraded my MacBookPro to
Yosemite. I was using Snow Leopard and
when I loaded 2048x4100 pixel images
into Ximtool from IRAF using the Display
routine they would load quickly in
seconds in Snow Leopard. Now, to load
one image takes about ... 		 
1008 1
By: fitz
06/24/2015 05:59PM
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The task BVCORR is not workingStarted by:fitz, 06/18/2015 09:06PM
[color=red][Moderator's Note: Forwarded
from Story submission][/color]

I have the version 2.7.8 of RVSAO
installed (November 2009)

I can't edit nor see the parameters of
the task BCVCORR (a task included in
RVSAO to correct radial velocities)
and... 		 
1472 3
By: fitz
06/18/2015 09:40PM
Normal Topic
Problem with gsflatStarted by:Eskol_Valentine, 06/13/2015 06:16PM
Hi, I have the last version of gemini
(with Ureka), but I'm a little
complicated with the task gsflat. Two
days ago, I was able work with my
standard, but yesterday I wanted to
continue with the galaxy, but I got this
error:

-------------------------... 		 
800 1
By: fitz
06/15/2015 08:59PM
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finder_221 installation problemStarted by:prajwel, 06/01/2015 11:47AM
Hi, I am trying to install finder on a
centos. I tried "dynamic external
package loading", but unfortunately
finder is not listed there. I downloaded
the file from
ftp://iraf.noao.edu/iraf/extern/finder_221.tar.gz
and tried running "mkpg redhat". I end
... 		 
806 1
By: fitz
06/03/2015 04:25PM
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simultaneous fit to multiple arclampsStarted by:lucy1023, 05/24/2015 10:44PM
Is there a way to get IRAF to fit
multiple different arclamps
simultaneously, without adding the
arclamps together (which would lead to
some blending)? e.g., say I'd like
Identify to find all the features in a
HgNe lamp, then separately find all the
fea... 		 
767 1
By: lucy1023
05/24/2015 11:19PM
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psfmatch?Started by:anestis_tziam, 01/14/2015 02:57PM

Hi I am trying to match the psf of
two frames, but it seems that I am
missing something. I have create the psf
profiles for each image with
psf/daophot and then I am trying to
match the psfs with psfmatch, but my
result doesn't make sense at ... 		 
1972 3
By: sarik93
05/22/2015 03:38AM
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Gemini nisky taskStarted by:fitz, 04/16/2015 03:59PM
[color=red][Moderator's Note: This
message being reposted due to accidental
trap in spam filter][/color]

I am trying to reduce my Gemini NIRI
data, using the IRAF package they
provide. I followed the example
reduction packaged with the scripts
(niri... 		 
1039 1
By: fitz
04/27/2015 07:54AM
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copy headerStarted by:Alextreme, 04/25/2015 04:42AM
how can I copy all the headers from a
image to other image with IRAF? 		 
1810 1
By: fitz
04/26/2015 01:01AM
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ERROR: Seek error on fileStarted by:corrado, 04/05/2015 09:52AM
Hello all,

the lastest version of IRAF I installed
(2.16) seems not to take lists of
spectra, the problem is not bound to one
particular task. For instance, by using
scopy on a list of spectra @list.fits I
get the error

ERROR: Seek error on file (... 		 
3889 3
By: corrado
04/09/2015 07:37AM
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Imstat on circular region Started by:prajwel, 04/04/2015 12:00PM
Hi,

I want to know the standard deviation of
pixel values in a circular region. I
tried in this manner, but failed.

[code]cl> type expr ((sqrt((I-256)**2) +
(J-256)**2) >= 5) ? -1 : a)
cl> imexpr @expr statimg
a=M13refim.fits
cl> imstat statimg ... 		 
1084 2
By: prajwel
04/05/2015 07:59PM
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Problem with rfitsStarted by:grayro, 03/18/2015 07:11PM
Hi,
I am reposting this, as the original
seems to have been lost. I am having a
problem with rfits in a simple script
which I do not seem to be able to get
past. The script is:

string star = "first"
string *nlist
real expos
int f
i = 0

whil... 		 
972 1
By: fitz
03/26/2015 06:38PM
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problem with apflattenStarted by:thsyu, 03/10/2015 01:32AM
Hi!

I'm attempting to normalize my ESI flats
(10 orders) with apflatten, using a
trace as defined by a bright hot rotator
star. We fit a high order polynomial to
the extracted flat field spectrum, and
my problem is that my resultant
normalized flat i... 		 
1103 0
By: thsyu
03/10/2015 01:32AM
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sgraph error barsStarted by:gbhw, 03/06/2015 03:46PM
Hello,

Both sgraph and pltpar indicate "bar" as
an option for pltpar.errtype. However,
it is not recognized when applying
sgraph after typing pltpar.errtype="bar"
(either in iraf terminal or in epar mode
for pltpar):

tbplot> sgraph
ambiguous abbr... 		 
1040 1
By: fitz
03/06/2015 05:14PM
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fit1d and pixel mask with bad pixels ...Started by:gbhw, 03/06/2015 04:20PM
Dear Frank Valdes,

With fit1d, I would like to fit and
subtract the background of images, using
during the fit a pixel mask masking both
sources within the images and pixel
regions at borders (the latter usually
set at extreme high or low values in
t... 		 
1111 0
By: gbhw
03/06/2015 04:20PM
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Measuring EW with conitnuumStarted by:adnan, 03/01/2015 07:34PM
Hello.

I have been given the task to measure
the equivalent width of a spectra.
But I also need to use a continuum first
and then measure ew by using 'e'.

After I get the continuum using
'onedpsectra', I then super impose the
spectra on the conti... 		 
1392 3
By: fitz
03/04/2015 03:43AM
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imcombine helpStarted by:sa14722, 02/04/2015 05:59PM
Hello all. I'm at a bit of an impasse
using the imcombine function and was
hoping someone could shed a little bit
of light to my problem.

So I have two images of a galaxy cluster
which I'm averaging together using
imcombine. However one of the images... 		 
1562 2
By: sa14722
02/12/2015 07:42PM
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IRAF Display CommandStarted by:mkherman, 02/11/2015 05:31AM
I currently have iraf version 2.16.1 and
ds9 version 7.3.2, all with mac osx
10.9.5.
I'm pretty new to iraf and I'm having
some issues using the 'display' command
with ds9. I get an error saying "Cannot
open device (node!imtool,,512,512)".
I think th... 		 
2703 3
By: fitz
02/11/2015 06:55AM
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apall routine is not extracting the w...Started by:jadiazt, 02/09/2015 10:11PM
Dear,

Hello, I am having the following
problem, I am trying to get a
1-dimensional spectrum from a
2-dimensional spectrum, already
calibrated by wavelength. The issue
comes that the routine apall is not
extracting the whole spectrum. It only
extracts... 		 
742 0
By: jadiazt
02/09/2015 10:11PM
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ionic resultStarted by:samirsalim, 02/09/2015 06:11PM
I would like to perform a large number
of abundance calculations using STSDAS
nebular.ionic. The task is supposed to
write the result in a variable "result",
so it can be used in a script, however,
when I do:

print (result)

I get that the paramete... 		 
2074 2
By: samirsalim
02/09/2015 06:30PM
Normal Topic
creating a mosaicStarted by:jellyman, 01/18/2011 06:24PM
Hello.

This might be not a IRAF specific
question, but I thought of asking anyway
( maybe it can be done through iraf ).

I have many fits images, from the same
patch of the sky, obtained with the same
instrument. The astrometry has been done
on them. ... 		 
5203 5
By: fitz
02/06/2015 05:46PM
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tvmark usuageStarted by:anestis_tziam, 01/29/2015 08:47AM

Hallo to all

I used daofind on my image to
create a .coo file. When i tried to use
tvmark to overplot the image with the
.coo file i got just a black empty
field. This is my epar. Any hint on
what I have done wrong? Thanks a lot

... 		 
1973 1
By: fitz
01/30/2015 05:17PM
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Add external scriptStarted by:anestis_tziam, 01/27/2015 06:18AM
Hallo to all,


I need to add an external iraf
script. This is just a .cl file, so I am
not talking for a package or anything
else. How can I make this active and use
it like the rest of the scripts?

Thanks a lot. 		 
939 1
By: fitz
01/27/2015 08:17AM
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