PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/11-13:12:40
G02     38.1           51.0                4.1 +/-    0.62       5.1 +/-    0.62  0.030 / 0.050
G05     132.3          66.8                5.1 +/-    0.76       5.5 +/-    0.76  0.040 / 0.050
G06     57.6           10.9                3.0 +/-    1.54       8.3 +/-    1.54  0.040 / 0.040
G12     191.5          59.6                6.0 +/-    1.47       6.9 +/-    1.47  0.030 / 0.040
G25     277.3          60.1                4.7 +/-    0.87       5.4 +/-    0.87  0.040 / 0.030
G29     312.5          33.7                2.3 +/-    1.70       3.8 +/-    1.70  0.030 / 0.030