Motus Reference Manual
Page 25 of 146
Version 1.1
29/11/2019
Parameter
Value
Horizontal Position Accuracy
0.8 m
Vertical Position Accuracy
1.5 m
Horizontal Position Accuracy (RTK)
0.008 m
Vertical Position Accuracy (RTK)
0.015 m
Velocity Accuracy
0.007 m/s
Roll & Pitch Accuracy
0.05 °
Roll & Pitch Accuracy (GNSS aided)
0.03 °
Heading Accuracy (GNSS aided)
0.1 °
Heading Accuracy (dual antenna GNSS)
0.05 °
Orientation Range
Unlimited
Hot Start Time
2 s
Internal Filter Rate
1000 Hz
Output Data Rate
Up to 1000 Hz
Table 8: Navigation specifications
9.3
Sensor Specifications
Parameter
Accelerometers
Gyroscopes
Magnetometers
Range
±10
g
±
475 °/s
±
8 G
Bias Instability
8 ug
0.4 °/hr
-
Initial Bias
< 1 mg
< 10 °/hr
-
Initial Scaling
Error
< 0.03 %
< 0.02 %
< 0.07 %
Scale Factor
Stability
< 0.04 %
< 0.03 %
< 0.09 %
Non-linearity
< 0.05 %
< 0.03 %
< 0.08 %
Cross-axis
Alignment Error
< 0.05 °
< 0.05 °
< 0.05 °
Noise Density
12 ug/√Hz
7 °/hr/√Hz
210 uG/√Hz
Bandwidth
290 Hz
200 Hz
110 Hz
Table 9: Sensor specifications
