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

AUTHOR

       The  Astrometry.net  team. Principal investigators are David W. Hogg (NYU) and Dustin Lang
       (CMU).

SEE ALSO

       build-astrometry-index (1)
       For a tutorial, see http://astrometry.net/doc/build-index.html