Express AM4
63 active transponders. Worth $265 million; fully insured
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
|
sat-index articles
Lyngsat
transponder loading
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.
Main
transponders
|
3 |
Backup
transponders
|
|
Power
|
|
Bandwidth
|
0.5-1
MHz
|
Coverage
|
|
EIRP
max
|
|
G/T
max
|
|
Polarization
|
|
Main
transponders
|
30
|
Backup
transponders
|
|
Power
|
|
Bandwidth
|
40
MHz
|
Coverage
|
|
EIRP
max
|
|
G/T
max
|
|
Polarization
|
|
Main
transponders
|
28
|
Backup
transponders
|
|
Power
|
|
Bandwidth
|
36-54
MHz
|
Coverage
|
|
EIRP
max
|
|
G/T
max
|
|
Polarization
|
|
Main
transponders
|
2 |
Backup
transponders
|
|
Power
|
|
Bandwidth
|
112
MHz
|
Coverage
|
|
EIRP
max
|
|
Polarization
|
|
Frequencies
|
Uplink:
Downlink:
|