Resilient GNSS Positioning & Navigation Solutions for UAVs & Robotics
AsteRx-i3 S Pro+ GNSS-aided INS board with tethered IMU
AsteRx-i3 S Pro+

GNSS-aided INS board with tethered IMU

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AsteRx-i3 S Pro+

AsteRx-i3 S Pro+ is a compact and lightweight GNSS-aided INS board that delivers reliable centimeter-level positioning as well as 3D pitch and roll data, and features a separate tethered IMU for flexible installation options. The low-SWaP board provides full access to raw GNSS and IMU data, supports single- or dual-antenna heading, and is ideal for a variety of drone and robotics applications.

Thanks to advanced sensor fusion and Septentrio’s unique interference monitoring and mitigation technologies, the AsteRx-i3 S Pro+ provides continuous positioning even during short GNSS outages and jamming or spoofing attacks.

Specifications:

Dimensions: 47.5 x 70 x 9.32 mm
Weight: 27g
Power Consumption: GPS/GLO L1/L2: 1.2W
All signals & constellations: 1.4W
Signals: GPS: L1 C/A, L1C, L2C, L2 P, L5
GLONASS: L1 C/A, L2C/A
BeiDou: B1I, B2I, B3I
Galileo: E1, E5a, E5b, E5 AltBOC
QZSS: L1C/A ; L2C ; L5
SBAS: EGNOS, WAAS, GAGAN, MSAS, SDCM
Channels: 544
Position Accuracy: Standalone: H 1.2m, V 1.9m
RTK: H 0.6 cm + 0.5 ppm, V 1 cm + 1 ppm
DGNSS: H 0.4m, V 0.7m
SBAS: H 0.6m, V 0.8m
Integrated Attitude Accuracy: Dual-antenna heading: 0.3o non-RTK, 0.15o RTK
Single-antenna heading: 0.3o non-RTK, 0.2o RTK
Dual antenna pitch/roll: 0.04o non-RTK, 0.02o RTK
INS Velocity Accuracy: 5 cm/s non-RTK, 2 cm/s RTK
Max Update Rate: Integrated position: 100 Hz
GNSS: 2 Hz
IMU raw data: 200 Hz
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