Boreas D70 & D90

Utilizing world-first Digital FOG technology, the Boreas D70 and D90 deliver high-precision GNSS/INS performance with automatic Gyrocompassing, with the D90 offering an ultra-high accuracy INS and a 40% reduction in SWaP-C (Size, Weight, Power, and Cost) compared to standard solutions.

D70

D90


Roll & Pitch

0.01 °

0.005 °


Heading (Gyrocompass)

0.1 ° seclat

0.01 ° seclat


Bias Instability

0.01 °/hr

0.001 °/hr


Position Accuracy

10 mm

10 mm

Boreas combines cutting-edge closed-loop Digital Fibre Optic Gyroscope (DFOG) and closed-loop accelerometer technologies with a dual antenna RTK GNSS receiver.

These are coupled in a sophisticated fusion algorithm to deliver accurate and reliable navigation. The system features ultra-fast gyro compassing, acquiring and maintaining an accurate heading under all conditions with no reliance on GNSS.

Boreas is compatible with our post-processing kinematic (PPK) software Kinematica.

Roll & Pitch Accuracy | D90
0.005 °
Roll & Pitch Accuracy | D70
0.01 °
Heading Accuracy (dual GNSS, 1m separation) | D90
0.006 °
Heading Accuracy (dual GNSS, 1m separation) | D70
0.01 °
Heading Accuracy (without GNSS) | D90
0.01 ° secant latitude
Heading Accuracy (without GNSS) | D70
0.1 ° secant latitude
Gyrocompass Coarse Alignment (without GNSS)
2 minutes
Horizontal Position Accuracy (RTK or PPK)
0.01 m
Vertical Position Accuracy (RTK or PPK)
0.015 m
Horizontal Position Accuracy (SBAS)
0.5 m
Vertical Position Accuracy (SBAS)
0.8 m
Velocity Accuracy
0.005 m/s
Heave Accuracy
2 % or 0.02 m (whichever is greater)
Output Rate
1000 Hz

Range
± 15 g
Bias Instability
7 ug
Initial Bias
< 100 ug
Initial Scaling Error
340 ppm
Scale Factor Stability | D90
100 ppm
Scale Factor Stability | D70
150 ppm
Non-linearity
150 ppm
Cross-axis Alignment Error
< 0.001 °
Noise Density | D90
30 ug/√Hz
Noise Density | D70
40 ug/√Hz
Random Walk | D90
17 mm/s/√hr VRW
Random Walk | D70
23 mm/s/√hr VRW
Bandwidth
300 Hz
Range
± 490 °/s
Bias Instability (D90)
0.001 °/hr
Bias Instability (D70)
0.01 °/hr
Initial Bias (D90)
< 0.01 °/hr
Initial Bias (D70)
< 0.05 °/hr
Initial Scaling Error (D90)
80 ppm
Initial Scaling Error (D70)
100 ppm
Scale Factor Stability (D90)
10 ppm
Scale Factor Stability (D70)
20 ppm
Non-linearity
10 ppm
Cross-axis Alignment Error
< 0.001 °
Noise Density (D90)
0.06 °/hr/√Hz
Noise Density (D70)
0.3 °/hr/√Hz
Random Walk (D90)
0.001 °/√h ARW
Random Walk (D70)
0.005 °/√h ARW
Bandwidth
400 Hz
Range
10 to 130 kPa
Bias Instability
8 Pa
Initial Bias
< 50 Pa
Noise Density
0.4 Pa/√Hz
Bandwidth
50 Hz

Model
Advanced Navigation Aries
Supported Navigation Systems
GPS L1, L2 • GLONASS L1, L2 • GALILEO E1, E5b • BeiDou B1, B2
Supported SBAS Systems
WAAS • EGNOS • MSAS • GAGAN • QZSS
Update Rate
Up to 20 Hz
Hot Start First Fix
2 s
Cold Start First Fix
30 s
Horizontal Position Accuracy
1.2 m
Horizontal Position Accuracy (with SBAS)
0.5 m
Horizontal Position Accuracy (with RTK)
0.01 m
Velocity Accuracy
0.05 m/s
Timing Accuracy
20 ns
Acceleration Limit
4 g

Interface
Ethernet • RS232/RS422 • CAN • 1PPS
Speed
100Mbit • 4800 to 4M baud serial
Protocol
AN Packet Protocol • NMEA • CANopen
Peripheral Interface
2x GPIO • 1x Auxiliary RS232
GPIO Level
5 V (RS232) • 3.3 V
GPIO Functions
1PPS input/output • Odometer input • DVL/USBL input • Air Data input • Zero Velocity input • NMEA input/output • Novatel GNSS input • Trimble GNSS input • AN Packet Protocol • CAN/CANopen

Operating Voltage
9 to 36 V
Input Protection
-200 to 200 V
Power Consumption (Typical)
12 W
Hot Start Battery Capacity
> 48 hrs
Hot Start Battery Charge Time
30 mins
Hot Start Battery Endurance
> 10 years
Operating Temperature
-40 °C to 75 °C
Environmental Protection
IP67 • MIL-STD-810H
MTBF
> 70,000 hrs
Shock Limit
50 g 11 ms
Vibration
8g rms (20-2000 Hz random)
Dimensions
160 x 140 x 115.5 mm
Weight
2.8 kg

Downloads

Datasheet D90

Version 1.40

Jan 2025

Datasheet D70

Version 1.10

Jan 2025

Reference Manual D70 & D90

Online Version

Version 1.9.1

12 Dec 2024

3D Model

Version 1.2

25 Sep 2024

Boreas D90 Performance Evaluation

Version 1.1

Nov 2023

Boreas Manager

Version 7.3

11 Apr 2024

Boreas Manager is used for testing, configuration, firmware management and logging with Boreas. Java 11 is required to run Boreas Manager v7.0 and laterAdoptium JRE 11 is the recommended Java installer. Please see the reference manual for more information.

Boreas D70 Firmware

Version 1.81

3 Apr 2024

Firmware for Boreas D70 hardware versions. This can be loaded onto Boreas using the web interface or the Boreas Manager software. The change log can be found in the Boreas reference manual.

Boreas D90 Firmware

Version 1.81

3 Apr 2024

Firmware for Boreas D90 hardware versions. This can be loaded onto Boreas using the web interface or the Boreas Manager software. The change log can be found in the Boreas reference manual.

Boreas SDK

Version 7.3

28 Aug 2024

The Boreas SDK provides example source code for interfacing with Boreas through the AN Packet Protocol. The languages provided are C/C++, Java, and .Net C#.