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Providing essential flight information to aviators around the globe

On behalf of the International Civil Aviation Organization (ICAO), we have developed and operate the SAtellite DIStribution (SADIS) system.

These pages provide general information on the satellite data distribution system (SADIS) and the accompanying services that users can access.

Earth

The SADIS 2G service was launched in September 2004.  It is expected that existing SADIS 1G users and prospective new users, will have moved onto this system by 31 December 2008.

Further details about SADIS 2G

The SADIS FTP service was launched in July 2005, and offers all approved SADIS or ISCS users an internet source of WAFS and OPMET data.
Further details about SADIS FTP

SADIS is a high quality, cost-effective and error-free satellite data distribution system that brings vital flight information to aviation users around the world. It provides a point to multi-point service in real-time on a 24-hour basis via satellite.

  • Uses an Intelsat 904 satellite located over the Indian Ocean
  • Distributes World Area Forecast System (WAFS) products and global OPMET
  • Enables WAFC London to distribute data to more than 90 ICAO states
  • Has coverage of around 60 per cent of the earth's land surface
  • Two similar satellites over the Atlantic and the Pacific Oceans provide the complementary ISCS service, which covers the rest of the world
  • Access to the internet-based SADIS FTP Service
  • Highly cost effective

The SADIS uplink is located at the Cable & Wireless Communications hub at Whitehill Earth Station, north of Oxford in the UK.

Learn more about SADIS

UK Asia forecast