SMART2 Performance Specifications

All specifications subject to GNSS system characteristics.

SMART2 Receiver Performance

Horizontal Position Accuracy1

 

RMS

95%

Single Point

L1 only

1.5 m

2.4 m

L1/L2

1.2 m

2.0 m

NovAtel CORRECT

SBAS2

0.6 m

0.9 m

DGPS

0.4 m

0.6 m

PPP

TerraStar‑L3

TerraStar-C3

 

40 cm

4 cm

 

50 cm

5 cm

Pass to Pass Accuracy2

 

RMS

95%

Single Point

L1/L2 GLIDE

-

≤35 cm

NovAtel CORRECT3

TerraStar-L

TerraStar-C

-

-

≤15 cm

3 cm

Measurement Precision (RMS)

 

Code

Carrier

GPS

L1

4 cm

0.5 mm

L2

8 cm

1.0 mm

GLONASS

L1

15 cm

1.5 mm

L2

8 cm

1.5 mm

Signals Tracked

GPS

L1, L2 (optional)

GLONASS (optional)

L1, L2

BeiDou (optional)

B1I, B2I

Galileo (optional)

E1 (optional), E5b (optional)

SBAS

L1

QZSS

L1, L2

Maximum Data Rate

Measurements

Position

up to 20 Hz

up to 20 Hz

Time to First Fix

Hot: <35 s typical (Almanac and recent ephemeris saved and approximate position and time entered)

Cold: <50 s typical (No almanac or ephemeris and no approximate position or time)

Signal Reacquisition

L1

0.5 s typical

L2

<1.0 s typical

Time Accuracy4

20 ns RMS

Velocity Accuracy5

<0.055 m/s RMS