This is the command hpsplit 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
PROGRAM:
NAME
hpsplit - Split a list of FITS tables into healpix tiles
SYNOPSIS
hpsplit [options] input-FITS-catalog [...]
OPTIONS
-o pattern
Output filename pattern (with %i printf-pattern)
-r column
Name of RA column in FITS table (default RA)
-d column
Name of DEC column in FITS table (default DEC)
-n Nside
Healpix Nside. Default is 1
-m margin
Add a margin of this many degrees around the healpixes; default 0
-g Gzip'd inputs
-c name
Copy given column name to the output files
-t dir Use the given temp dir; default is /tmp
-b file
Save the filenumber->filename map in this file; enables writing backreferences too
-v +verbose
Use hpsplit online using onworks.net services