PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/14-14:12:50
G01     275.8          42.0                6.1 +/-    2.19       8.6 +/-    2.19  0.080 / 0.060
G03     315.6          29.1                5.1 +/-    0.98       9.1 +/-    0.98  0.060 / 0.070
G10     127.1          19.1                7.1 +/-    1.89      16.0 +/-    1.89  0.090 / 0.190
G11     252.9          21.4                6.8 +/-    2.30      14.6 +/-    2.30  0.090 / 0.130
G14     39.5           51.8                6.8 +/-    1.09       8.4 +/-    1.09  0.040 / 0.050
G18     234.4          41.3                7.9 +/-    1.30      11.3 +/-    1.30  0.050 / 0.050
G22     315.0          51.6                5.8 +/-    1.14       7.2 +/-    1.14  0.040 / 0.060
G25     54.6           16.5                5.2 +/-    2.58      12.6 +/-    2.58  0.040 / 0.040
G31     75.2           79.2                6.7 +/-    0.41       6.8 +/-    0.41  0.060 / 0.070
G32     57.7           38.6                6.9 +/-    0.83      10.3 +/-    0.83  0.070 / 0.080