Tracking 28365 objects as of 6-Dec-2023
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SATELLITE-BASED AUGMENTATION SYSTEM SATELLITES

The category includes WAAS/EGNOS/MSAS satellites. WAAS is an extremely accurate navigation system developed for civil aviation and provides service for all classes of aircraft in all phases of flight - including en route navigation, airport departures, and airport arrivals. EGNOS (European Geostationary Navigation Overlay Service) is being developed by European Space Agency (ESA) in conjunction with the European Organization for Safety of Air Navigation and It improves the accuracy and reliability of navigation signals from the GPS and GLONASS systems. MSAS (Multi-functional Satellite Augmentation System) is a Japanese Satellite Based Augmentation System.

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NameNORAD IDInt'l CodeLaunch datePeriod
[minutes]		Action
INMARSAT 3-F1238391996-020AApril 3, 19961440.1
INMARSAT 3-F2243071996-053ASeptember 6, 19961440
INMARSAT 3-F3246741996-070ADecember 18, 19961440.3
INMARSAT 3-F4248191997-027AJune 3, 19971447.3
INMARSAT 3-F5251531998-006BFebruary 4, 19981436.1
ARTEMIS268632001-029AJuly 12, 20011450.3
MTSAT-1R286222005-006AFebruary 26, 20051455.8
ANIK F1-R288682005-036ASeptember 8, 20051436.1
GALAXY 15288842005-041AOctober 13, 20051455.5
INMARSAT 4-F2288992005-044ANovember 8, 20051436.1
MTSAT-2289372006-004AFebruary 18, 20061453.4
INMARSAT 4-F3332782008-039AAugust 18, 20081436.1
GSAT 8376052011-022AMay 20, 20111436.1
GSAT 10387792012-051BSeptember 28, 20121436.1