| MAIN
CHARACTERISTICS |
|
Working orbits
|
Low (including SSO),
middle, HEO,
GEO
|
| Dry
space platform (SP) mass |
950…1200
kg |
|
Payload (PL) mass:
for low, middle, high-elliptical orbits
for GEO
|
500…1000 kg
250…300 kg
|
|
PL electric power:
for low, middle, high-elliptical orbits
for GEO
|
up to 3000 W
2200 W
|
| Attitude
control |
Three-axial |
| SP
attitude control accuracy |
3…6
min of arc |
|
Stabilization accuracy:
- in angle
- in angular rate
|
1 min of arc
0.001...0.002 deg of arc/s
|
| Nominal
voltage |
28.5
V |
|
Flight service life
for low, middle, high-elliptical orbits
for GEO
|
at least 7 years
up to 12.5 years
|