TABLE 6

Correction bit Length of the BDS PPP service

CorrectionStandard SSRBDSBAS PPP service
Length (bit)Scale factorRangeLength (bit)Scale factorRange
Orbit correction (R)220.1 mm±209.7151 m151.6 mm±26.2128 m
Orbit correction (A)200.4 mm±209.7148 m136.4 mm±26.208 m
Orbit correction (C)200.4 mm±209.7148 m136.4 mm±26.208 m
Clock correction (C0)220.1 mm±209.7151 m151.6 mm±26.2128 m
Clock correction (C1)210.001 mm/s±1.048575 m/s---
Clock correction (C2)270.00002 mm/s2±1.342177 m/s2---
Differential code bias140.01 m±81.91 m120.02 m±35.746 m
URA  610∼7  610∼7