PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-16:42:30
G03     236.7          69.7                9.6 +/-    0.43      10.1 +/-    0.43  0.120 / 0.410
G09     301.6          15.7                7.2 +/-    1.78      17.6 +/-    1.78  0.160 / 0.430
G14     97.7           15.2                8.3 +/-    1.75      20.4 +/-    1.75  0.030 / 0.040
G16     140.5          54.7                9.7 +/-    0.48      11.6 +/-    0.48  0.040 / 0.040
G22     193.0          55.9                9.4 +/-    0.47      11.1 +/-    0.47  0.130 / 0.230
G23     316.4          46.1                8.6 +/-    1.28      11.4 +/-    1.28  0.150 / 0.260
G26     79.8           55.6                8.8 +/-    0.88      10.4 +/-    0.88  0.040 / 0.040
G31     50.4           23.6                7.1 +/-    2.00      14.4 +/-    2.00  0.040 / 0.040