PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/12/10-19:43:00
G01     320.3          13.7                7.1 +/-    2.49      18.3 +/-    2.49  0.100 / 0.330
G08     262.0          15.6                8.4 +/-    3.36      20.5 +/-    3.36  0.170 / 0.310
G10     70.7           56.4                7.8 +/-    0.83       9.1 +/-    0.83  0.100 / 0.280
G11     307.8          20.2                9.2 +/-    2.37      20.2 +/-    2.37  0.120 / 0.270
G14     282.5          69.2                9.8 +/-    0.55      10.4 +/-    0.55  0.070 / 0.100
G18     98.1           31.1                9.4 +/-    0.68      16.1 +/-    0.68  0.050 / 0.060
G27     226.5          11.6                7.5 +/-    3.43      20.2 +/-    3.43  0.040 / 0.030
G31     178.8          34.8               11.2 +/-    1.08      17.8 +/-    1.08  0.030 / 0.030
G32     352.7          71.3                9.3 +/-    0.76       9.8 +/-    0.76  0.050 / 0.050