This is the command mGetHdr that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
mGetHdr - Retrieve the header from a FITS image
mGetHdr [-d] [-h hdu] [-s statusfile] img.fits img.hdr
Reads in the header from a FITS image and prints it out to a text file.
-d Turns on debugging.
-h hdu Retrieve the header from the Fits extension given by hdu. "0" indicates the
primary FITS extension, and is the default used by mGetHdr.
Output and errors are sent to statusfile instead of to stdout
Path to FITS image from which to retrieve the header.
Path to text file where FITS header should be written.
Creates output file img.hdr which is a text copy of the FITS header from the input image.
OK [struct stat="OK", ncard=nrows]
ERROR Cannot open status file: statusfile
ERROR HDU value (hdu) must be a non-negative integer
ERROR Can't open output header file.
ERROR FITS library error
Running mGetHdr on a 2MASS Atlas image:
$ mGetHdr 2mass.fits test.hdr
[struct stat="OK", ncard=112]
This creates the text file test.hdr.
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