Table 4. Standard deviations and correlations of the differences between current velocities and speeds estimated from AVISO SLA, AVISO+TG SLA fields and M2 ADCP (15 m depth) measurements as well as the slopes and y-intercepts of the linear regressions.

	s.d. (ms−1)	R (ADCP versus AVISO(+TG))	Slope	Intercept
U-ADCP minus U-AVISO	0.111	0.07	0.222	0.000
U-ADCP minus U-AVISO+TG	0.108	0.13	0.510	0.000
V-ADCP minus V-AVISO	0.136	0.19	0.453	0.000
V-ADCP minus V-AVISO+TG	0.132	0.35	0.567	0.000
Mag-ADCP minus Mag-AVISO	0.086	0.07	0.205	0.140
Mag-ADCP minus Mag-AVISO+TG	0.092	0.11	0.186	0.138