PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/08-03:28:10
G01     319.0          18.2                4.9 +/-    1.14      11.2 +/-    1.14  0.130 / 0.350
G08     256.1          13.0               11.9 +/-    2.81      31.1 +/-    2.81  0.150 / 0.380
G10     80.4           52.9                6.6 +/-    0.75       8.0 +/-    0.75  0.040 / 0.050
G11     302.2          23.6                6.8 +/-    2.34      13.6 +/-    2.34  0.040 / 0.070
G14     293.8          69.9                6.5 +/-    0.60       6.9 +/-    0.60  0.080 / 0.230
G18     304.3          40.6                5.7 +/-    1.68       8.2 +/-    1.68  0.080 / 0.210
G20     90.9           54.9               10.6 +/-    1.66      12.7 +/-    1.66  0.190 / 0.290
G22     300.8          10.4                1.0 +/-   10.77       2.8 +/-   10.77  0.230 / 0.340
G31     173.8          44.2                9.5 +/-    0.79      13.0 +/-    0.79  0.050 / 0.040
G32     12.3           66.0                4.6 +/-    0.35       4.9 +/-    0.35  0.050 / 0.040