Sun Sensor Comparison
Compare our sun sensors and pick the one that best suits your mission specifications.
Eagle
Miniature. Efficient. Lightweight. Precise.
Spacecraft Type
1-3U CubeSat
Sensor Type
Smart FSS
FOV Region I
> 110°
FOV Region II
-
Dimensions
15 × 15.5 × 4.6 mm
Mass
3 g
Precision
0.09° at 1σ
Update Rate
10 Hz
BUS
I2C
Connector
Direct ribbon (6 wire)
Integrated Optical Gyroscope
Yes
Power Supply
3.3 V
Power Consumption
0.007 W
Thermal Range
−45 °C to +85 °C
Radiation Tolerance
> 20 krad(Si)
Albedo Detection
Partial
Smart Functions / Health Data
Yes
Sample & Hold Function
No
Flight Heritage
Since 2017
Lead Time (< 20 pcs)
< 8 weeks
Eagle Plus
High precision. High performance.
Spacecraft Type
CubeSat - SmallSat
Sensor Type
Smart FSS
FOV Region I
110° × 110°
FOV Region II
-
Dimensions
29.5 × 11.5 × 6.5 mm
Mass
5 g
Precision
0.0015° at 1σ
Update Rate
166 Hz
BUS
RS-485
Connector
Molex Picoblade (4 pin)
Integrated Optical Gyroscope
Yes
Power Supply
3.3 V
Power Consumption
0.015 W
Thermal Range
−45 °C to +85 °C
Radiation Tolerance
> 20 krad(Si)
Albedo Detection
Partial
Smart Functions / Health Data
Yes
Sample & Hold Function
Yes
Flight Heritage
Since 2025
Lead Time (< 20 pcs)
< 8 weeks
Swan
Passive coarse sun sensor.
Spacecraft Type
MicroSat and larger
Sensor Type
Analog CSS
FOV Region I
> 90°
FOV Region II
170°
Dimensions
50 × 50 × 20 mm
Mass
50 g
Angular Noise
2° at region I
Update Rate
> 10 kHz
BUS
Current line
Connector
Axon D-nano (9 pin)
Integrated Optical Gyroscope
No
Power Supply
-
Power Consumption
Passive
Thermal Range
−70 °C to +110 °C
Radiation Tolerance
> 500 krad(Si)
Albedo Detection
No
Smart Functions / Health Data
No
Sample & Hold Function
No
Flight Heritage
No
Lead Time (< 20 pcs)
< 20 weeks