AsteRx-i3 S Pro+
GNSS/INS board with tethered IMU for flexible installation
- Reliable and accurate IMU-enhanced RTK GNSS positioning down to the centimeter level
- Full access to raw GNSS and IMU data
- Tethered IMU installation with pitch and roll data
- Heading available immediately from initialization with dual antenna configuration
- Lightweight, low power and compact
- AIM+ unique interference monitoring and mitigation system + advanced other GNSS+ algorithms
- Fast and easy integration with the intuitive Web Interface, automatic lever arm optimization and support Knowledge Base
Request your AsteRx-i3 S Pro+ demo
AsteRx-i3 S Pro+ delivers reliable centimeter level positioning combined with 3D orientation in demanding environments. Its sensor fusion provides orientation and positional dead-reckoning, making it ideal for systems that require continuous positioning even during short GNSS outages. AsteRx-i3 S Pro+ allows full flexibility of usage providing raw data and enabling tethered IMU installation precisely at the motion point-of-interest.
GNSS technology
Galileo: E1, E5a, E5b, E5 AltBoc
|
Septentrio’s patented GNSS+ technologies
Interfaces
Hi-speed serial ports (LVTTL)
|
4 |
Ethernet port (TCP/IP, UDP, LAN 10/100 Mbps)
|
1 |
xPPS output (max 100Hz)
|
1 |
USB device port (TCP/IP communication and with 2 extra serial ports)
|
1 |
Integrated position accuracy
1.2 m | |
1.9 m | |
0.6 m | |
0.8 m | |
0.4 m | |
0.7 m |
Certification
Certificates
|
RohS, WEEE, ISO 9001-2015 |
Product datasheets
Support documentation
Insights

Integrity: Can you really trust your GPS position?
So you’re getting a consistent position from your receiver, but how do you know that this position is correct? Find out what is meant by integrity of GNSS receiver positioning and why it is important.

Should I build my own GNSS/INS solution or not?
Discover how an automotive company called Xenomatix combines the AsteRx SBi3 GNSS/INS system in their recent product to give it a boost in performance, while reducing costs.

OSNMA: the latest in GNSS anti-spoofing security
To further improve transmission reliability, the European GNSS system, Galileo, has developed the OSNMA anti-spoofing service, which allows secure end-to-end transmission from Galileo satellites to OSNMA-enabled GNSS receivers.

Revolutionizing Precision Agriculture with GPS+INS Drones
Precision agriculture drone uses GPS and INS technology in their NDVI mapping solutions

High-precision GPS helps prevent avalanches
Local towns build avalanche barriers for safety during ski season. This article explains the story of a Swiss company in Davos using a high-precision drone to help avoid avalanches and mud slides in their area.

The role of GNSS localization in safe assisted driving
Advanced GNSS receivers are accurate and safe enough for automated driving and together with an IMU can complement vehicle perception. ADAS (Advanced Driver-Assistance System) can also help smooth out traffic congestion, optimize energy efficiency and promote car sharing.