Express' specifications
|
Prime
contractor
|
NPO
PM
|
|
Platform
|
NPO
Express (similar to
GALS)
|
|
Mass
at launch
|
2500
kg
|
|
Mass
in orbit
|
|
|
Diameter
|
3.6
m
|
|
Height
|
6.1
m
|
|
Solar
array
|
twin
panels, 21 m span
|
|
Stabilization
|
3-axis
|
|
DC
power
|
2000
W
|
|
Design
lifetime
|
5
years
|
Equipped with an advanced Xenon ion engine that reduces the amount of
propellant needed to fine-tune the initial orbit and perform station-keeping
maneuvers (SPT 100 , 8 units per satellite (including redundances) produced by
Fakel CIS).
Beacons: 11.400 GHz (power: 0.1 W; EIRP: 14.5 dBW) and 3.800 GHz (power: 0.2 W;
EIRP: 9 dBW)