fitstopnm
convert astronomical FITS images to PNM
TLDR
Convert FITS to PNM
$ fitstopnm [input.fits] > [output.pnm]
Convert specific image in file$ fitstopnm -image [2] [input.fits] > [output.pnm]
SYNOPSIS
fitstopnm [options] [file]
DESCRIPTION
fitstopnm converts FITS (Flexible Image Transport System) files to PNM format. FITS is the standard astronomical image format used for scientific data interchange.
The tool reads multi-dimensional image data from FITS files and converts it to the portable anymap format, making astronomical images accessible to standard image processing tools. Part of the Netpbm toolkit.
PARAMETERS
-image num
Select specific image from multi-image file.-noraw
Output in plain format.