PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/02-00:42:40
G03     237.3          67.6                5.6 +/-    0.62       6.0 +/-    0.62  0.040 / 0.060
G09     305.3          22.3                4.1 +/-    1.18       8.5 +/-    1.18  0.060 / 0.060
G14     99.3           16.8                5.2 +/-    0.88      12.3 +/-    0.88  0.150 / 0.470
G16     118.6          59.6                7.2 +/-    0.62       8.2 +/-    0.62  0.130 / 0.390
G22     197.2          54.3                6.9 +/-    0.80       8.3 +/-    0.80  0.030 / 0.040
G23     321.0          50.9                6.3 +/-    1.21       7.9 +/-    1.21  0.030 / 0.040
G26     66.2           50.2                4.5 +/-    0.54       5.7 +/-    0.54  0.050 / 0.060
G31     53.6           17.3                2.2 +/-    1.02       5.1 +/-    1.02  0.060 / 0.090