PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/15-23:43:10
G08     318.4          12.6                8.2 +/-    3.39      21.6 +/-    3.39  0.110 / 0.340
G10     321.8          58.5                9.1 +/-    0.76      10.4 +/-    0.76  0.190 / 0.260
G14     214.4          22.8               12.0 +/-    2.00      24.8 +/-    2.00  0.040 / 0.050
G15     45.9           16.4                7.3 +/-    3.84      17.5 +/-    3.84  0.040 / 0.040
G20     24.0           62.7               10.4 +/-    1.92      11.5 +/-    1.92  0.210 / 0.310
G21     125.6          64.5               11.4 +/-    0.65      12.5 +/-    0.65  0.110 / 0.240
G24     83.3           30.2                9.9 +/-    1.13      17.2 +/-    1.13  0.150 / 0.240
G27     284.8          37.8               10.8 +/-    1.58      16.2 +/-    1.58  0.220 / 0.260
G32     217.3          45.0               10.8 +/-    1.19      14.6 +/-    1.19  0.060 / 0.060