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Table 4 Averaged RMS values for the E, N, and U components for different multi-GNSS PPP solutions

From: Multi-constellation GNSS precise point positioning with multi-frequency raw observations and dual-frequency observations of ionospheric-free linear combination

Observation types

E (cm)

N (cm)

U (cm)

Dual-frequency IF observations

2.09

1.50

2.94

Dual-frequency raw observations

2.01

1.35

2.82

Multi-frequency raw observations

1.25

1.06

2.37