Space grade three axis fiber-optic gyroscope VOBIS

 

15 years of lifetime at geostationary orbit
Radiation stability up to 500 KRad

Range of measured angular rate, °/s	±30
Bias drift at stabilized temperature (100 s-averaging, 1σ), °/hour	≤0.025 ≤0.003 (Allan variance)
Bias drift at changing temperature from -30°C to +40°C (100 s-averaging, 1σ), °/hour	≤0,07
Scale factor error in temperature range -30°C to +40°C (1σ), ppm	≤500
Bandwidth, Hz	≥100
Random walk (Allan variance), °/√hour	≤0.0025
Power supply, V	27
Power consumption, W	≤20
Weight (net), kg	2.6
Dimensions, mm	172×176×110
Output	MIL-STD-1553B

Allan variance plot of VOBIS

 

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