PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/12-20:12:50
G08     271.4          20.7                8.3 +/-    2.36      17.8 +/-    2.36  0.080 / 0.110
G10     49.8           60.2                9.7 +/-    0.57      11.0 +/-    0.57  0.080 / 0.130
G14     254.1          62.5                9.8 +/-    0.64      11.0 +/-    0.64  0.100 / 0.320
G18     314.5          28.6               11.0 +/-    3.24      19.8 +/-    3.24  0.160 / 0.340
G20     89.0           40.7               11.3 +/-    0.42      16.2 +/-    0.42  0.050 / 0.060
G21     153.1          19.8                9.8 +/-    1.45      21.7 +/-    1.45  0.050 / 0.050
G24     40.6           11.2                9.8 +/-    1.99      26.6 +/-    1.99  0.090 / 0.290
G27     238.5          20.5               10.8 +/-    2.04      23.5 +/-    2.04  0.090 / 0.290
G31     180.8          22.5               10.3 +/-    2.75      21.3 +/-    2.75  0.170 / 0.280
G32     313.4          76.2               10.2 +/-    0.82      10.4 +/-    0.82  0.170 / 0.300