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3 GNSS Performance
Parameter Specification
Receiver type 72-channel u-blox M8 engine
GPS L1C/A, SBAS L1C/A, QZSS L1C/A, QZSS L1 SAIF, GLONASS L1OF, BeiDou B1I, Galileo E1B/C
Horizontal position 4
Accuracy 3 2.5 m 2.5 m 4 m 3 m TBC
Modules equivant to U-blox modules, steady performance and half of the original price
Receiver type 72-channel u-blox M8 engine
GPS L1C/A, SBAS L1C/A, QZSS L1C/A, QZSS L1 SAIF, GLONASS L1OF, BeiDou B1I, Galileo E1B/C
| Accuracy of time pulse signal |
RMS 99% |
30 ns 60 ns |
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| Frequency of time pulse signal |
0.25 Hz…10 MHz (configurable) |
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| Operational limits 1 | Dynamics | 4 g | ||||
| Altitude | 50,000 m | |||||
| Velocity | 500 m/s | |||||
| Velocity accuracy 2 | 0.05m/s | |||||
| Heading accuracy 2 | 0.3 degrees | |||||
| GNSS | GPS & GLONASS | GPS | GLONASS | BeiDou | Galileo | |
Accuracy 3 2.5 m 2.5 m 4 m 3 m TBC
|
Max update rate Time-To-First-Fix 5 |
Cold start |
10 Hz 26 s |
18 Hz 29 s |
18 Hz 30 s |
18 Hz 34 s |
18 Hz 45 s |
| Hot start | 1 s | 1 s | 1 s | 1 s | 1 s | |
| Aided starts 6 | 2 s | 2 s | 2 s | 3 s | 7 s | |
| Sensitivity7 | Tracking & Navigation | -167 dBm |
-166 dBm |
-166 dBm |
-160 dBm |
-159 dBm |
| Re-acquisition | -160 dBm | -160 dBm | -156 dBm | -157 dBm | -153 dBm | |
| Cold start | -148 dBm | -148 dBm | -145 dBm | -143 dBm | -138 dBm | |
| Hot start | -157 dBm | -157 dBm | -156 dBm | -155 dBm | -151 dBm |
Modules equivant to U-blox modules, steady performance and half of the original price