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SAST-1000
Based on mature technology and high reliability, platformSAST1000 has advantages of high attitude control accuracy, orbit maneuverability, good payload adaptability and expandability. With the excellent capability of remote sensing data collection, telecommunication and science tests, the platform can be used for LEO, MEO, and HEO missions. 11 satellites based on SAST1000 have been sent into orbit and kept stable operation, the longest service time has been over 4000 days.
Satellite with platform SAST1000 mostly is the Meteorologic satellite includes optical and microwave payloads, with advantages of wide range, high accuracy, and high sensitivity, providing three-dimensional structure.
Main specifications of SAST1000
Item |
Capability |
Dry Mass |
300kg~800kg |
Dimensions |
Φ 1500mm×1500 mm×1200 mm (expandable) |
Payload Mass |
400kg~700kg |
Payload Power Consumption |
300W~500W |
Attitude Pointing Accuracy |
≤0.05° (3σ) |
Attitude Stability |
≤0.001°/s (3σ) |
Attitude Maneuverability |
Roll, Pitch |
Propellent |
Monopropellant |
Propellent Mass |
50kg~200kg |
Solar Array |
Fixed/uni-axial drive/bi-axial drive |
Bus Voltage |
28V |
Battery |
Ni-Cd/Ni-H/Li-ion |
TT&C |
USB/S-spread spectrum |
Data Interface |
1553B/CAN |
Design Lifetime |
5 years |
Mechanical Interface |
Φ 937mm |