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