PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/29-02:42:40
G10     307.8          55.4                9.0 +/-    1.19      10.6 +/-    1.19  0.060 / 0.060
G14     211.5          16.6               12.7 +/-    1.98      30.3 +/-    1.98  0.060 / 0.080
G15     45.5           22.2                7.4 +/-    2.19      15.4 +/-    2.19  0.050 / 0.040
G20     5.5            64.7               10.5 +/-    0.58      11.5 +/-    0.58  0.050 / 0.060
G21     111.2          70.5               12.4 +/-    1.05      13.1 +/-    1.05  0.040 / 0.040
G24     91.7           28.4               10.3 +/-    1.00      18.6 +/-    1.00  0.040 / 0.040
G27     295.1          36.0               10.6 +/-    3.12      16.4 +/-    3.12  0.120 / 0.320
G32     213.1          35.6               12.7 +/-    1.93      19.9 +/-    1.93  0.180 / 0.270