PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/17-18:12:30
G08     293.1          23.2                9.2 +/-    1.03      18.8 +/-    1.03  0.070 / 0.110
G10     12.9           62.6               25.4 +/-    0.71      28.3 +/-    0.71  0.100 / 0.110
G14     228.9          41.8               12.6 +/-    1.71      17.8 +/-    1.71  0.050 / 0.110
G20     68.9           49.7                8.7 +/-    0.51      11.0 +/-    0.51  0.050 / 0.090
G21     147.0          39.9               11.3 +/-    0.82      16.4 +/-    0.82  0.030 / 0.030
G24     56.9           26.3                8.7 +/-    1.43      16.5 +/-    1.43  0.030 / 0.030
G27     253.8          32.0               10.9 +/-    2.13      18.3 +/-    2.13  0.050 / 0.090
G32     247.2          69.8               10.6 +/-    0.41      11.2 +/-    0.41  0.040 / 0.100