The principal data archive of the Infrared Space Observatory (ISO) mission is kept and maintained at the ISO Data Centre (IDC), which is based at the European Space Astronomy Centre (ESAC) in Madrid, Spain. The staff at the centre is specialised in supporting archive users and assisting astronomers in the exploitation of ISO data.

      ISO Data Centre
      European Space Astronomy Centre (ESAC)
      Apartado 50727
      28080 Madrid
      Spain

      Telephone: +34 91 8131 100
      Fax: +34 91 8131 308
      E-mail: helpdesk@iso.vilspa.esa.es 

• Data Archive

The ISO Data Archive contains all ISO observations and necessary additional information. Users can perform searches, preview results and retrieve data products.

• Visitor Support

The IDC scientific staff has expert knowledge of the ISO instruments and data products. Dedicated facilities are available for visiting astronomers who want to analyse ISO data with the help of an IDC support astronomer. All ISO data analysis packages are available on-line as well as tools for further interpretation. Please contact the ISO helpdesk at helpdesk@iso.vilspa.esa.es if you are considering a visit.
 
• User Documentation

Manuals and various technical notes on ISO, its instruments and data products are available.
The Explanatory Library contains these documents on-line.