PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/22-00:12:50
G01     320.5          13.9              -18.7 +/-   22.50     -47.7 +/-   22.50  0.100 / 0.000
G08     260.3          15.6                9.8 +/-    3.15      24.1 +/-    3.15  0.130 / 0.290
G10     72.2           55.4               11.1 +/-    0.51      13.2 +/-    0.51  0.040 / 0.050
G11     306.5          21.3                8.9 +/-    2.34      19.0 +/-    2.34  0.030 / 0.050
G14     280.7          68.8               10.0 +/-    0.74      10.6 +/-    0.74  0.190 / 0.360
G18     308.1          37.7                9.7 +/-    2.26      14.7 +/-    2.26  0.190 / 0.340
G20     101.0          32.6               11.0 +/-    1.65      18.3 +/-    1.65  0.210 / 0.380
G27     228.4          12.2               11.6 +/-    2.47      30.8 +/-    2.47  0.110 / 0.240
G31     176.7          37.1               12.4 +/-    1.78      19.0 +/-    1.78  0.190 / 0.390
G32     359.8          70.3                9.4 +/-    0.43       9.9 +/-    0.43  0.160 / 0.340