Fig. 10From: Comparison of non-tidal loading data for application in a secular terrestrial reference framePosition residuals (grey) and combined (NTAL + NTOL + HYDL [+ SLEL]) non-tidal loading site displacements from the CF-frame provided by GCTI20 (red) and ESMGFZ (blue) for the GNSS station SALU in Sao Luis, Brazil. Please note the different scale for the up directionBack to article page