Analog Sun Sensor (ASS-SIC/B-1B) adopts silicon cells as the photosensitive device, which can measure dual-axis sun sector angle. Since first flight in Apr., 2009, with trouble-free operation time in-orbit for more than 61 months.

Accuracy (within FOV) : ±2°(FOV range at 20°~36°); ±1°(FOV range at 0°~20°)

Field of view: ±36°×±36°

Mass: 0.15kg

Operating temperature range: -90℃~+90℃

Dimension: 82mm × 50mm × 45mm

Design lifetime: 5 years

Lead time: T0+3 months