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The Sich-2-1 satellite is developed under the Ukraine’s National Special-purpose Scientific and Technical Space Program for obtaining digital visible and near infrared images of the Earth surface and for the Earth ionosphere parameters monitoring.
The Sich-2-1 satellite is a version of the Sich-2 satellite launched in 2011.
SATELLITE BASIC SPECIFICATIONS
| Mass, kg: | |
| satellite, | ~170 |
| payload | ~40 |
| Orbit: | |
| type | circular sun-synchronous |
| altitude, km | ~668 |
| inclination, deg | ~98,1 |
| local time of ascending node | ~22:30 |
| Attitude control: | |
| type |
3-axis active |
| sensors | star sensor, rate gyros, 3-axis magnetometer |
| actuators | reaction wheels, magnetorquers |
| Tilting range, deg | ±35 |
| attitude control accuracy, deg, no worse than: | |
| - imaging | 0,2 |
| - standby | 5 |
|
design life, years |
5 |
PAYLOAD BASIC SPECIFICATIONS
Multi-Band Earth Imager
|
Spectral bands, μm: |
0,51—0,59 (green); 0,61—0,68 (red); 0,80—0,89 (near IR); 0,51—0,90 (panchrom) |
|
Resolution at nadir, m |
~7,8 |
|
Swath width at nadir, km |
~46,6 |
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