Table 1 GNSS/GPS position error (bias) and precision (standard deviation) in horizontal and vertical space for different transmission schedules from the ground-based test of position accuracy
Cycle | Total Locations | Horizontal Bias | Min Horizontal Error | Max Horizontal Error | Horizontal SD | Horizontal 2.5 Percentile | Horizontal 97.5 Percentile | Horizontal CI 95% | Vertical Bias | Min Vertical Error | Max Vertical Error | Vertical SD | Vertical 2.5 Percentile | Vertical 97.5 Percentile | Vertical CI 95% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 min | 767 | 4.71 | 0.35 | 21.9 | 3.88 | 0.53 | 15 | 14.4 | 5 | − 18 | 43.1 | 7.77 | − 10.4 | 21 | 20.5 |
30 min | 367 | 6.63 | 0.35 | 39.5 | 6.91 | 0.53 | 27.5 | 27 | 2.03 | − 78.3 | 102 | 15.3 | − 26.4 | 36.4 | 35.9 |
60 min | 358 | 8.44 | 0.35 | 224 | 18 | 0.35 | 34.7 | 34.3 | 2.99 | − 138 | 349 | 27.4 | − 40.2 | 42.8 | 42.4 |