PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/27-20:13:10
G01     314.2          26.9                7.6 +/-    0.77      14.2 +/-    0.77  0.040 / 0.040
G10     95.5           45.8                9.0 +/-    0.88      12.0 +/-    0.88  0.040 / 0.050
G11     290.8          27.5                7.6 +/-    1.48      14.0 +/-    1.48  0.080 / 0.200
G14     333.6          70.5                8.5 +/-    1.04       8.9 +/-    1.04  0.080 / 0.140
G20     114.2          21.0               10.0 +/-    0.91      21.5 +/-    0.91  0.070 / 0.160
G22     306.0          17.8                7.2 +/-    1.91      16.8 +/-    1.91  0.080 / 0.170
G25     86.2           12.6               10.1 +/-    1.19      26.6 +/-    1.19  0.120 / 0.330
G31     175.6          52.1               11.0 +/-    1.10      13.5 +/-    1.10  0.120 / 0.310
G32     24.4           59.7                8.0 +/-    0.40       9.1 +/-    0.40  0.050 / 0.050