PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/12-21:43:00
G01     304.4          35.3                8.9 +/-    1.37      14.0 +/-    1.37  0.070 / 0.080
G10     109.3          37.1               11.1 +/-    0.87      17.0 +/-    0.87  0.060 / 0.100
G11     276.7          28.3                9.1 +/-    1.59      16.5 +/-    1.59  0.030 / 0.040
G14     4.2            65.4                7.8 +/-    0.39       8.5 +/-    0.39  0.030 / 0.040
G18     268.5          51.0               12.6 +/-    6.57      15.7 +/-    6.57  0.080 / 0.130
G20     122.4          11.7                9.4 +/-    2.28      25.3 +/-    2.28  0.100 / 0.140
G22     310.7          27.5                7.4 +/-    1.80      13.7 +/-    1.80  0.090 / 0.190
G25     74.6           16.2                7.2 +/-    1.32      17.3 +/-    1.32  0.110 / 0.160
G31     167.1          67.0                9.6 +/-    0.43      10.3 +/-    0.43  0.050 / 0.050
G32     39.4           50.3                8.3 +/-    1.33      10.5 +/-    1.33  0.080 / 0.040