Search & Rescue Satellite-Aided Tracking System
To relay distress signals from users in difficulty to search and rescue centres, and locate the source
Transponder of signals from ground-based beacons transmitting emergency message at 406 MHz and, untill 2009, 121.5 and 243 MHz. Messages and Doppler information for location are relayed to Local User Terminals for re-addressing to a control centre that activates the appropriate rescue organisation
Part of the international COSPAS/SARSAT Search & Rescue system agreed by Canada, France, Russia and USA and subscribed by further 37 States and 2 Organisations
Coverage / Cycle
Flown on operational programme
1983 to 1985-12-29
Satellites this instrument is flying on
Note: a red tag indicates satellites no longer operational, a
green tag indicates operational satellites, a blue tag indicates
Other payload component Search and Rescue system
No WIGOS subcomponents have been defined.
No mission objectives have been defined.
Tentative Evaluation of Measurements
The following list indicates which measurements can
retrieved from this category of instrument. To see a full Gap Analysis by Variable,
click on the respective variable.
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