PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/22-00:42:40
G01     315.5          24.9                8.7 +/-    2.83      17.1 +/-    2.83  0.140 / 0.440
G10     92.3           47.7               11.2 +/-    0.32      14.6 +/-    0.32  0.120 / 0.350
G11     293.8          26.8                8.5 +/-    1.17      16.0 +/-    1.17  0.100 / 0.160
G14     322.7          70.8               11.1 +/-    0.60      11.7 +/-    0.60  0.070 / 0.180
G18     294.0          46.7                9.6 +/-    0.70      12.7 +/-    0.70  0.040 / 0.050
G20     112.3          22.9                9.7 +/-    2.11      20.0 +/-    2.11  0.050 / 0.050
G22     304.8          16.0                7.3 +/-    3.03      17.7 +/-    3.03  0.090 / 0.190
G25     91.3           12.0               10.2 +/-    3.98      27.2 +/-    3.98  0.090 / 0.180
G31     172.9          52.1               13.2 +/-    0.99      16.2 +/-    0.99  0.160 / 0.460
G32     23.4           60.4                9.7 +/-    0.60      11.0 +/-    0.60  0.190 / 0.430