Astro::Catalog::IO::Astrom - Starlink Astrom catalogue I/O for Astro::Catalog.

  \@lines = Astro::Catalog::IO::Astrom->_write_catalog( $catalog );

This class provides a write method for catalogues to be used as import to Starlink Astrom. The method is not public and should, in general, only be called from the Astro::Catalog write_catalog method.