PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-09:58:00
G01     227.6          19.4                5.6 +/-    2.38      12.6 +/-    2.38  0.030 / 0.030
G03     291.5          68.2                7.1 +/-    0.59       7.6 +/-    0.59  0.030 / 0.040
G14     83.4           26.1                3.1 +/-    1.46       5.9 +/-    1.46  0.030 / 0.040
G16     150.5          40.6                6.9 +/-    0.75       9.9 +/-    0.75  0.030 / 0.040
G22     219.9          72.4                7.8 +/-    0.37       8.1 +/-    0.37  0.210 / 0.300
G23     306.2          37.1                6.0 +/-    1.13       9.2 +/-    1.13  0.190 / 0.370
G26     105.3          53.5                6.2 +/-    0.61       7.5 +/-    0.61  0.100 / 0.160
G31     44.5           34.3                3.3 +/-    1.05       5.4 +/-    1.05  0.120 / 0.160
G32     95.6           10.3                4.3 +/-    2.34      12.0 +/-    2.34  0.080 / 0.100