FTOOLS: The FUTILS Sub-package


The FUTILS sub-package of FTOOLS contains general purpose tasks for the manipulation of FITS data.

The following FUTILS tasks were released in the latest distribution of the HEASARC's FTOOLS package. Each task described below is hyperlinked to the help file distributed with the task. The same information can be obtained while running FTOOLS by typing the command help {taskname}.

If you require further, or more detailed information on the FUTILS sub-package of FTOOLS, contact

ftoolshelp@athena.gsfc.nasa.gov


FUTILS Tasks

cphead
Copy a header from one FITS file to another FITS file
faddcol
Copies columns from one FITS table extension to another
fappend
Append a FITS extension onto another FITS file
fapropos
Does keyword searches for FTOOLS
fcalc
Calculates values for a column using an arithmetic expression
fcatdiff
Compares columns of a fits file and reports row differences
fchecksum
Verify or update the checksum keywords in a FITS file
fcollen
Modify the vector length of a column in a binary table
fcolpar
Returns column number for an input filename and column name
fcopy
Copy the contents of a FITS file to a new file
fcreate
Create a FITS table from ASCII input files
fcurve
Make a light curve histogram from a column in a table
fdelcol
Delete a specified column in a FITS table
fdelete
Delete a FITS file
fdelhdu
Delete an extension from a FITS file
fdelrow
Delete specified rows in a FITS table
fdiff
Display the differences between pairs of FITS file
fdump
Dump contents of a FITS table to an ASCII file
fextract
Copy a FITS extension from a file into a new file
ffilecat
Copies keyword values from a list of FITS file to FITS Table
fhelp
[P (optional)] Display FTOOLS help information
fhisto
Make a histogram of a column in a table
fimgcreate
Create a FITS primary array image from an ASCII template file
findex
Create an index file for a FITS table column
finterp
Interpolate a column from one FITS table extension into another
fkeypar
Copy a FITS header keyword to a parameter
fkeyprint
Display keyword(s) in FITS header(s)
fkeytab
Copy a FITS header keyword to a FITS table element
flaunch
Graphical FTOOLS launcher
flcol
List column information in a FITS table extension
flist
List contents of a FITS table to an ASCII file
flookup
Filter a FITS file from selection based on a lookup table
fmemsort
Fast memory sort of a FITS table
fmerge
Merge rows from several FITS tables into one FITS table
fmodcomm
Modify commentary keywords in a FITS file header
fmodhead
Modify the header keywords in a FITS file
fmodtab
Modify the values in multiple rows of a table column
fparhelp
Provides help for a specified parameter for a given ftool
fparkey
Copy a parameter value to a FITS header keyword
fparstamp
Copy contents of a .par file into a FITS file header
fpartab
Copy a parameter value to a FITS table element
fplot
Plots columns from a FITS file using QDP/PLT Plot Package
fselect
Create a new table from selected rows of a table
fsort
Sort a FITS table in place
fstatistic
Calculate mean, standard deviation, min, and max for a column
fstruct
List a description of the structure of a FITS file
fsumrows
Sum or average values from list of table columns over spec. rows
ftabcopy
Copy specified columns of a FITS table to a new table
ftabkey
Copy a FITS table element to a FITS header keyword
ftabpar
Copy a FITS table element to a parameter value
fv
An interactive GUI FITS file browser and display tool
fverify
Verify that a FITS file conforms to the FITS Standard (newly re-written in C)
fversion
Report FTOOLS version number and release date
pconfig
Configure parameter files to user defaults
ofverify
Verify that a FITS file conforms to the FITS Standard (original Fortran version)

FTOOLS HELP DESK

If FTOOLS has been useful in your research, please reference this website (http://heasarc.gsfc.nasa.gov/ftools/) and the following:

Blackburn, J. K. 1995, in ASP Conf. Ser., Vol. 77, Astronomical Data Analysis Software and Systems IV, ed. R. A. Shaw, H. E. Payne, and J. J. E. Hayes (San Francisco: ASP), 367.

Web page maintained by: Bryan K. Irby