P

Task Index

2 ·C ·A ·B ·C ·D ·E ·F ·G ·H ·I ·J ·K ·L ·M ·N ·O ·P ·Q ·R ·S ·T ·U ·V ·W ·X ·Y ·Z

package -- Guide to color image display
page -- Page through a file
pairmass -- Plot airmass vs time for a given coordinate
parameters -- Discussion of parameter attributes procedure * Start a procedure script return * Return from script with an optional value switch * Multiway branch construct while * While loop
parkey -- Put an IRAF parameter into an image or table header keyword.
partab -- Transfer an IRAF parameter to a table element.
parthitf -- Remove particle events from FGS photomultiplier counts.
parthitv -- Remove particle event.
parthity -- Find particle hits and compute dark rate.
parthitz -- Locate particle events and compute dark rate.
pathnames -- Expand a file template into a list of OS pathnames
pcalc -- Do arithmetic operations on a list of daophot databases
pcintro -- Print a short introduction to the photcal package
pcol -- Plot a column of an image
pcols -- Plot the average of a range of image columns
pcombine -- Combine flux calibrated datasets.
pcomputer -- Help page for users of CTIO pc terminals
pconcat -- Concatenate a list of daophot databases
pconvert -- Convert a text database to a tables database
pdm -- Find periods in light curves by Phase Dispersion Minimization
pdump -- Print selected fields from a list of daophot databases
peak -- Fit the psf to single stars
pedsky -- Subtract pedestal and sky from NICMOS images.
pedsub -- Subtract pedestal from NICMOS images.
period -- determine the period using epoch folding
pexamine -- Interactively examine and edit a daophot database
pfmerge -- Merge a list of photometry databases
pfos_dispfit -- Obtain dispersion coefficients for FOS ccs6 reference file.
pfos_pix2wav -- Task to calculate wavelength positions from FOS pixel positions.
pha_all -- Plot PHA results for all diodes.
pha_center -- Plot histogram of PHA results for all diodes.
pha_diode -- Plot detailed summary of PHA results for specific diodes.
pha_rms -- Plot histogram of PHA errors for all diodes.
pha_sig2rms -- Plot histogram of PHA signal-to-noise ratio for all diodes.
pha_summary -- Produce report on results of PHA observations.
phav -- Calibrate discriminator threshold setting.
phay -- Pulse height analysis.
phaz -- Perform a Pulse Height Distribution analysis (PHA).
phelp -- Paged HELP: collects and pages the output of HELP
phistogram -- Plot or print the histogram of an image or list
phot -- Compute sky values and initial magnitudes for a list of stars
photman -- Photometry Manual
photpars -- Edit the object aperture photometry parameters
pickfile -- Get the file name picked from the input file template.
pimtext -- Put text directly into images using a pixel font.
pixcoord -- Compute pixel coordinates of stars in an image.
pixedit -- Screen editor for image pixels
pixlocate -- Print positions of all points inside (or outside) a specified range.
pixselect -- List pixel values within a certain range
pkgpars -- spectral package parameter pset
plband -- Plot a set of passbands.
plbias -- Correct linear polarization for bias in Q and U
plcreate -- create a pixel list from a region
pllist -- display a pixel list
plratio -- Plot the ratio of observed to synthetic spectral or photometric data.
plspec -- Plot spectral and photometric data.
pltcmap -- Plot a color map image.
pltpar -- Specify graph parameters (pset for 'sgraph').
pltrans -- Plot photometric transformation diagrams (e.g., color-color or color-magnitude).
pltsol -- Calculate plate solution from table of positions.
plucy -- Multiple channel photometric image restoration.
pmtcorr -- Correct deadtime and remove darkness from FGS PMT counts.
poa_calfos -- Post Operational Archive Pipeline calibration for FOS.
poa_preproc_fos -- Task for preprocessing FOS data, for additional keywords needed by poa_calfos.
poffsets -- Find pixel offsets using cross-correlation.
polarimetry -- Reduce HSP polarimetric data.
polave -- Average Stokes spectra from multiple datasets.
polbin -- Rebin Stokes and polarization spectra.
polcalc -- Calculate polarization from Stokes IQUV spectra.
poleffv -- Calculate polarization efficiency.
polimodel -- Produce model linear polarization and position angle images given a total signal image
polimplot -- Plot a polarization vector map with flexible control over vectors and labelling
polnorm -- Normalize Stokes QUV spectra by Stokes I.
polpav -- Calibrate position angle offset.
polplot -- Stacked plot of flux and polarization spectra.
polverify -- Verify polarimetry calibrations.
polyepoch -- Fit polynomials to coefficients as functions of the epoch.
polyeval -- Evaluate calibration corrections.
polyfit -- Fit a polynomial to a specified quantity.
polymark -- Create polygon lists for polyphot
polypars -- Edit the polyphot parameters
polyphot -- Measure magnitudes inside a list of polygonal regions
populate -- Populate a db with a new component
posvel -- Calculate position and velocity vector of the spacecraft.
powercor -- Apply a power-law flux correction correction
powerpars -- Pset with parameters for powerlaw function.
powerspec -- Compute the power spectrum of an image.
pp_dads -- Paper products generation
pprofile -- Plot or print radial profile or encircled energy.
pradprof -- Plot or list the radial profile of a stellar object
prcache -- Show process cache, or lock a process into the cache
precess -- Precess a list of astronomical coordinates
precor -- Cosmic-ray processing.
prenumber -- Renumber stars in a daophot database
prepspec -- Prepare a spectrum for subsequent de-fringing procedures.
prepsyn -- Convert `apphot.phot' output files to an SDAS table
prf -- information on the Point Response Function (or psf)
prfit -- Print contents of fit tables created by fitting task.
print -- Print a line on the standard output
printf -- Formatted print to the standard output
problems -- Submit an STSDAS software problem report to STScI.
process -- A task generated by BATCHRED
processfos -- Task for running the FOS preprocessing and pipeline back-to-back.
pros -- overview of all IRAF/PROS tasks
protect -- Protect a file from deletion
prow -- Plot a line (row) of an image
prows -- Plot the average of a range of image lines
pselect -- Select records from a daophot database
pseudocolor -- Select pseudocolor enhancement
psf -- Compute the point spread function
psfcols -- Identify table column names for psfphot I/O
psfextr -- Extract a subsection of an image to be put in the PSF library.
psfmatch -- Match the point-spread functions of 1-D or 2-D images
psfmeasure -- Measure PSF sizes from stellar images
psfpars -- Pset for setting psf parameters used in the wiener task.
psfphot -- Perform digital photometry on WF/PC frames
psikern -- IRAF GIO Kernel to produce PostScript output.
psort -- Sort a daophot database
pspc_fitting -- for more information on ROSAT/PSPC spectral fitting
pspc_hrcolor -- compute an image which reflects the xray color of a PSPC observation
pstack -- Plot a stack of pixel values from a MultiAccum image.
pstats -- Plot a stack of MultiAccum image statistics.
pstselect -- Select candidate psf stars based on proximity
pttest -- Run basic tests on the ptoolsx package tasks
puftcorr -- Remove Staypuft signal from a raw NICMOS image
put_global -- Set the value of a parameter for all components in the db
putcal -- Place parameter values from a calibration pset into data files
putlog -- Put a message to the logfile
putsqib -- Merge a squibby brightness image into a full disk image.
puttime -- Compute occurrence times of FGS astrometry data.
pvector -- Plot an arbitrary vector in a 2D image
pvol -- Project volume image (generates 'rotating' volume images)
pweight -- Compute weights using phottab, for use with splice.
pxcoord -- List pixel coordinates of guide stars.
pydrizzle -- Automated Python-based interface for the "drizzle" task

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This file last updated on 8 Jun 2010