Table 5 Commercial PPP-RTK service and performance (G, R, E, C represent GPS, GLONASS, Galileo, BDS respectively)
From: Review of PPP–RTK: achievements, challenges, and opportunities
PPP-RTK service | Positioning error (RMS) | Convergence time (s) | System | Coverage | |
|---|---|---|---|---|---|
Horizontal (cm) | Vertical (cm) | ||||
CenterPoint-RTX | 2 | 5 | < 60 | GR | North America and Europe |
TerraStar-X | 2 | 5 | < 60 | GRECJ | North America |
PointPerfect | 3–6 | – | < 30 | GRE | Europe and contiguous United States |
XStar | 2 | – | < 50 | GRECJ | Asia–Pacific |
Atlas | 4 | – | – | – | Selected areas in China |
Hi-RTP | 3 | 5 | < 60 | GREC | Selected areas in China |