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Express AM4



General


Designation 37798 / 11045A
Launch date 18 Aug 2011
Country of origin CIS
Mission Telecommunications
Geostationary orbit planned: Express-06, 80°E
Launch vehicle Proton #377

63 active transponders. Worth $265 million; fully insured

End of life


Out of service 18 Aug 2011
Cause Launcher left the satellite in the wrong orbit: 995/20294 km x 51.23°. Control could be gained.
Was declared at total loss. Insurance paid $240 million.
Decay 25 Mar 2012


External resources


sat-index articles


Technical data


Lyngsat transponder loading



Specifications


Prime contractor Khrunichev
Platform Eurostar 3000
Mass at launch  
Dry mass  
Dimension  
Solar array  
Stabilization  
DC power 16 kW
Design lifetime 15 years

EADS payload. 12 antennas.

L-band


Main transponders
Backup transponders  
Power  
Bandwidth 0.5-1 MHz
Coverage  
EIRP max  
G/T max  
Polarization  


C-band


Main transponders 30
Backup transponders  
Power  
Bandwidth 40 MHz
Coverage  
EIRP max  
G/T max  
Polarization  


Ku-band


Main transponders 28
Backup transponders  
Power  
Bandwidth 36-54 MHz
Coverage  
EIRP max  
G/T max  
Polarization  


Ka-band


Main transponders
Backup transponders  
Power  
Bandwidth 112 MHz
Coverage  
EIRP max  
Polarization  
Frequencies Uplink:
Downlink:


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