PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/19-20:27:50
G01     318.3          20.2               10.5 +/-    3.11      23.1 +/-    3.11  0.190 / 0.410
G08     253.1          11.9               10.6 +/-    2.04      28.5 +/-    2.04  0.160 / 0.340
G10     84.0           51.1               10.5 +/-    0.72      13.0 +/-    0.72  0.070 / 0.060
G11     299.6          25.0               10.8 +/-    1.65      21.1 +/-    1.65  0.070 / 0.050
G14     306.2          71.3                9.9 +/-    0.67      10.4 +/-    0.67  0.150 / 0.420
G20     107.6          27.1               11.6 +/-    2.57      21.7 +/-    2.57  0.140 / 0.480
G22     302.0          11.5                9.0 +/-    9.17      24.2 +/-    9.17  0.230 / 0.310
G31     177.4          43.0               12.4 +/-    1.34      17.2 +/-    1.34  0.200 / 0.320
G32     11.9           65.8                9.4 +/-    0.80      10.2 +/-    0.80  0.050 / 0.060