PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/29-00:58:10
G03     237.7          67.7                4.2 +/-    0.46       4.5 +/-    0.46  0.050 / 0.050
G09     305.2          22.0                4.0 +/-    1.11       8.3 +/-    1.11  0.050 / 0.050
G14     99.3           16.8                5.9 +/-    1.70      14.1 +/-    1.70  0.120 / 0.290
G16     119.0          59.5                5.9 +/-    0.34       6.8 +/-    0.34  0.130 / 0.270
G22     197.3          54.5                5.4 +/-    0.67       6.5 +/-    0.67  0.040 / 0.050
G23     321.0          50.9                5.4 +/-    0.63       6.7 +/-    0.63  0.040 / 0.040
G26     66.4           50.2                3.3 +/-    0.84       4.1 +/-    0.84  0.040 / 0.030
G31     53.6           17.3                2.4 +/-    1.77       5.7 +/-    1.77  0.030 / 0.030