PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/05-16:58:10
G03     243.8          70.6               10.1 +/-    0.33      10.7 +/-    0.33  0.040 / 0.040
G09     300.4          14.4                7.6 +/-    2.65      19.1 +/-    2.65  0.040 / 0.040
G14     96.1           16.5                9.2 +/-    2.38      22.0 +/-    2.38  0.080 / 0.290
G16     142.5          53.0               10.7 +/-    0.56      13.0 +/-    0.56  0.080 / 0.220
G22     194.9          58.2               10.9 +/-    1.03      12.5 +/-    1.03  0.120 / 0.230
G23     314.8          44.4                9.3 +/-    0.73      12.6 +/-    0.73  0.100 / 0.270
G26     84.0           56.2                9.3 +/-    0.97      11.0 +/-    0.97  0.040 / 0.050
G31     49.3           25.4                7.9 +/-    1.78      15.3 +/-    1.78  0.040 / 0.050