PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/03-18:12:50
G01     320.3          15.4                7.1 +/-    1.81      17.5 +/-    1.81  0.190 / 0.390
G08     262.3          16.5                8.7 +/-    2.56      21.0 +/-    2.56  0.180 / 0.450
G10     71.7           54.4                8.5 +/-    1.01      10.2 +/-    1.01  0.050 / 0.060
G11     311.0          16.8                6.6 +/-    1.97      15.8 +/-    1.97  0.040 / 0.060
G14     269.8          65.1                6.3 +/-    1.06       6.9 +/-    1.06  0.030 / 0.040
G20     101.5          30.4                9.7 +/-    0.78      16.8 +/-    0.78  0.030 / 0.040
G21     155.7          10.5                9.2 +/-    2.25      25.3 +/-    2.25  0.150 / 0.470
G27     228.0          13.2               10.8 +/-    2.74      28.2 +/-    2.74  0.130 / 0.320
G31     177.4          34.9               10.6 +/-    1.04      16.9 +/-    1.04  0.190 / 0.400
G32     358.8          71.0                9.1 +/-    0.69       9.5 +/-    0.69  0.180 / 0.450