PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/12-20:43:00
G01     320.2          15.1                9.5 +/-    2.64      23.5 +/-    2.64  0.110 / 0.330
G08     258.5          15.0               10.0 +/-    1.88      24.8 +/-    1.88  0.100 / 0.250
G10     74.5           54.5                9.8 +/-    0.91      11.8 +/-    0.91  0.040 / 0.040
G11     305.2          22.2               10.2 +/-    1.90      21.3 +/-    1.90  0.040 / 0.040
G14     286.4          70.0               10.1 +/-    0.61      10.7 +/-    0.61  0.100 / 0.190
G18     306.4          39.8                9.5 +/-    1.83      13.8 +/-    1.83  0.090 / 0.160
G20     102.3          31.5               10.4 +/-    1.16      17.7 +/-    1.16  0.130 / 0.220
G27     228.2          11.6               10.0 +/-    1.40      27.1 +/-    1.40  0.140 / 0.280
G31     178.3          36.6               12.1 +/-    0.39      18.7 +/-    0.39  0.070 / 0.110
G32     359.9          70.0                9.5 +/-    0.50      10.0 +/-    0.50  0.060 / 0.090