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A.1 SMART2 Performance Specifications
All specifications subject to GNSS system characteristics.
Horizontal Position
1
Accuracy
Pass to Pass
2
Accuracy
Measurement
Precision (RMS)
1
Typical values. Performance specifications in open sky conditions and are subject to GPS system characteristics,
US DOD operational degradation, ionospheric and tropospheric conditions, satellite geometry, baseline length,
multipath effects and the presence of intentional or unintentional interference sources.
2
GPS only.
3
TerraStar subscriptions are available from NovAtel or TerraStar. RMS/95% accuracy under ideal conditions and
may vary upon users geographic region, ionosphere activity, scintillation levels or unintentional interference
sources.
SMART2 Installation and Operation Manual 1
Table 14: SMART2 Receiver Performance
L1 only
Single Point
L1/L2
SBAS
DGPS
NovAtel
PPP
CORRECT
TerraStar-L
TerraStar-C
Single Point
L1/L2 GLIDE
TerraStar-L
NovAtel
3
CORRECT
TerraStar-C
L1
GPS
L2
L1
GLONASS
L2
RMS
1.5 m
1.2 m
2
0.6 m
0.4 m
3
40 cm
3
4 cm
RMS
-
-
-
Code
4 cm
8 cm
15 cm
8 cm
95%
2.4 m
2.0 m
0.9 m
0.6 m
50 cm
5 cm
95%
≤35 cm
≤15 cm
3 cm
Carrier
0.5 mm
1.0 mm
1.5 mm
1.5 mm
65
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