ASTRID is a positioning and distress monitoring system used for divers safety. This ECA Group's product has been designed for diving schools.

ASTRID enables to secure diving operations in real time by accurately tracking several divers when operating in open or obstructed waters. ASTRID performs enhanced functions such as management of distress signals, generation and transmission of recall signals, guiding of rescue.

ASTRID is a tracking and distress monitoring system combining acoustic underwater and GPS surface positioning devices.The underwater positioning is a combination of Long Base (LBL) and Ultra Short Base Line (USBL) with a specific algorithm optimized for horizontal propagation.It has been designed to work in shallow and very shallow water operations and can be used in open area as well as in port or obstructed waters.

ASTRID is a simple, light and easy to deploy system which can track up to 12 groups of divers or underwater devices in confined or large areas as well. Its fast and real time processing is specifically studied to monitor signals.

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  • Real time positioning and tracking of many groups of divers and underwater vehicles
  • Management of distress signals coming from these groups
  • Generation and transmission of recall signals to the groups
  • Guiding of rescue


  • Diving schools
  • Navies


  • Divers monitoring

News & Events

ECA Group announces contract for ASTRID - Divers Tracking and Monitoring System DEFENCE & SECURITY

ECA Group was awarded a contract for the supply of its ASTRID solution, a diver’s tracking and distress...

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