PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/15-21:43:10
G01     298.0          38.3                8.9 +/-    0.88      13.3 +/-    0.88  0.070 / 0.110
G03     309.6          11.7                0.3 +/-   31.29       0.9 +/-   31.29  0.070 / 0.140
G10     114.9          32.6               10.1 +/-    1.22      16.7 +/-    1.22  0.070 / 0.090
G11     269.9          27.4                8.5 +/-    0.66      15.7 +/-    0.66  0.060 / 0.090
G14     15.5           62.0                7.9 +/-    0.64       8.8 +/-    0.64  0.040 / 0.060
G18     258.1          49.9                8.6 +/-    1.60      10.9 +/-    1.60  0.040 / 0.070
G22     312.5          32.5                7.5 +/-    1.63      12.5 +/-    1.63  0.090 / 0.190
G25     68.4           16.9                8.3 +/-    1.62      19.6 +/-    1.62  0.090 / 0.150
G31     158.6          73.3               11.0 +/-    1.24      11.5 +/-    1.24  0.110 / 0.290
G32     45.4           46.1                6.8 +/-    0.43       9.0 +/-    0.43  0.100 / 0.290