Sun Sensor
SAST has developed many sun sensors including Analog Sun Sensor (ASS-SIC/B-1B), 0-1 Sun Sensor (LSS) and Digital Sun Sensor (DSS), can be used to obtain the azimuth information of spacecraft relative to the sun, which can be used for GEO, MEO and LEO satellites and other spacecrafts.
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Analog Sun Sensor(ASS-SIC/B-1B) Sun Sensor (LSS) Digital Sun Sensor (DSS)
Main Specifications of Sun Sensors
Types Iterm | ASS-SIC/B-1B | LSS | DSS |
Accuracy | ±2°(FOV range at 20°~36°) ±1°(FOV range at 0°~20°) | ≤2°(within FOV) | System error ≤ 0.05°（3σ） random error ≤ 0.03°（3σ） |
FOV | ±36°×±36° | ±60°×±60° | optimized than -64°～+64° |
Mass | 0.15kg | 0.14kg | 0.48±0.05kg |
Operating temperature range | -90℃~+90℃ | -90℃~+90℃ | -30℃~+60℃ |
Dimension | 82mm× 50mm × 45mm | 63mm× 40mm × 47mm | 106mm× 126mm × 42mm |
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