PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/28-03:27:20
G03     216.9          60.2                6.5 +/-    0.55       7.4 +/-    0.55  0.080 / 0.060
G07     256.5          16.3                7.1 +/-    2.47      17.1 +/-    2.47  0.060 / 0.070
G09     310.1          28.4                3.6 +/-    1.09       6.5 +/-    1.09  0.070 / 0.250
G16     96.1           63.0                5.3 +/-    0.54       5.9 +/-    0.54  0.080 / 0.290
G22     191.7          44.2                8.1 +/-    2.01      11.0 +/-    2.01  0.040 / 0.050
G23     330.5          59.9                4.9 +/-    0.83       5.6 +/-    0.83  0.030 / 0.040
G26     54.8           43.6                4.1 +/-    0.84       5.7 +/-    0.84  0.040 / 0.060