PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/03-17:28:10
G03     219.5          64.3                7.7 +/-    0.51       8.4 +/-    0.51  0.120 / 0.540
G07     252.3          14.3               10.7 +/-    2.35      27.0 +/-    2.35  0.120 / 0.610
G09     306.0          21.6                7.8 +/-    3.17      16.4 +/-    3.17  0.040 / 0.050
G14     103.8          10.2                9.4 +/-    2.43      26.1 +/-    2.43  0.040 / 0.050
G16     127.1          61.3                9.3 +/-    0.87      10.4 +/-    0.87  0.050 / 0.080
G22     189.5          48.0                9.9 +/-    2.45      12.8 +/-    2.45  0.040 / 0.080
G23     322.2          52.1                9.5 +/-    1.05      11.7 +/-    1.05  0.050 / 0.070
G26     67.0           52.7                8.1 +/-    0.45       9.9 +/-    0.45  0.040 / 0.060
G31     54.3           18.0                6.4 +/-    0.72      14.9 +/-    0.72  0.110 / 0.230