PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/07-20:57:40
G01     320.7          13.0              -15.4 +/-   25.88     -40.1 +/-   25.88  0.100 / 0.300
G08     260.8          16.2               11.5 +/-    0.99      27.8 +/-    0.99  0.040 / 0.040
G10     70.4           55.8               10.6 +/-    0.39      12.6 +/-    0.39  0.040 / 0.040
G11     307.2          20.9                9.3 +/-    2.34      20.0 +/-    2.34  0.210 / 0.340
G14     279.2          68.9               11.1 +/-    0.54      11.8 +/-    0.54  0.240 / 0.410
G18     308.4          37.8               10.3 +/-    1.24      15.6 +/-    1.24  0.060 / 0.100
G20     100.0          33.2               10.6 +/-    0.79      17.4 +/-    0.79  0.080 / 0.090
G27     229.9          13.2               11.4 +/-    1.86      29.5 +/-    1.86  0.150 / 0.310
G31     178.5          34.1               12.4 +/-    0.86      20.0 +/-    0.86  0.150 / 0.340
G32     354.1          71.5               10.1 +/-    0.40      10.6 +/-    0.40  0.100 / 0.450