Signal-in-Space and Positioning Performance of BDS Open Augmentation Service

Table 2

Accuracy statistics of BDS-3 and GPS broadcast ephemeris and PPP-B2b SSR message.

Type		Orbit RMS (cm)			Clock bias STD (ns)
		Along	Cross	Radial
BDS-3	BRDC	33.30	31.55	15.43	0.90
	PPP-B2b SSR	22.60	16.31	8.31	0.21
Improvement rate		32%	48%	46%	77%
GPS	BRDC	110.02	44.23	38.31	0.77
	PPP-B2b SSR	19.34	11.79	6.10	0.30
Improvement rate		82%	73%	84%	61%