Figure 8
From: Real-time Kinematic Positioning of INS Tightly Aided Multi-GNSS Ionospheric Constrained PPP

PDOP of G + R + B by setting the cut-off elevation angles from 10° to 35°.
From: Real-time Kinematic Positioning of INS Tightly Aided Multi-GNSS Ionospheric Constrained PPP
PDOP of G + R + B by setting the cut-off elevation angles from 10° to 35°.