This directory contains files describing parts of the COSPAR International Reference Atmosphere (CIRA-86) The data and processing are described in arts-xml-data/atmosphere/cira86/README.FIRST. The data are here packed into a single file for each quantity: climatology files. The time dimension is day-of-the-year (doy). The January data are placed at doy 15 etc. In addition, the mean opf January and December data are placed at doy 0 and 367 to cover a complete year. Patrick Eriksson 2009-11-02