NAME

Astro::Catalog::IO::XY - X & Y position I/O for Astro::Catalog

SYNOPSIS

    $lines = Astro::Catalog::IO::XY->_write_catalog($catalog);

Performs simple IO, writing "x y" formatted strings for each Astro::Catalog::Item object in the catalogue.

The XY format is simply:

X Y

The values are separated by any non-zero amount of whitespace. Postive and negative values are allowed. Comment lines begin with a hash:

    # This is a comment line.

Any amount of leading or trailing whitespace is allowed.

This module is free software; you can redistribute it and/or modify it under the terms of version 2 of the GNU General Public License.

Brad Cavanagh <b.cavanagh@jach.hawaii.edu>