PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/10-02:43:10
G08     306.7          19.6                5.6 +/-    1.56      12.5 +/-    1.56  0.080 / 0.080
G10     346.9          61.8                8.7 +/-    0.66       9.8 +/-    0.66  0.070 / 0.090
G14     221.0          35.8               10.4 +/-    2.11      16.3 +/-    2.11  0.040 / 0.030
G20     47.7           58.0                9.9 +/-    0.58      11.5 +/-    0.58  0.030 / 0.020
G21     139.7          52.0               10.1 +/-    0.68      12.4 +/-    0.68  0.040 / 0.050
G24     67.7           29.4               16.8 +/-    1.12      29.9 +/-    1.12  0.040 / 0.040
G27     268.2          36.4               10.3 +/-    1.93      16.0 +/-    1.93  0.120 / 0.140
G32     228.3          56.3                9.4 +/-    2.17      11.0 +/-    2.17  0.120 / 0.150