PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/08-02:27:30
G01     319.1          18.8                6.9 +/-    1.97      15.6 +/-    1.97  0.150 / 0.160
G08     262.1          13.8                8.8 +/-    2.09      22.6 +/-    2.09  0.110 / 0.200
G10     79.8           52.0               15.1 +/-    0.71      18.7 +/-    0.71  0.050 / 0.050
G11     304.3          22.0                7.6 +/-    1.19      16.0 +/-    1.19  0.040 / 0.040
G14     290.8          70.1                9.7 +/-    0.47      10.3 +/-    0.47  0.070 / 0.080
G18     305.1          40.6                9.7 +/-    2.24      14.0 +/-    2.24  0.090 / 0.090
G20     105.0          29.5                8.5 +/-    1.26      15.1 +/-    1.26  0.020 / 0.020
G31     174.6          42.3               11.5 +/-    1.03      16.2 +/-    1.03  0.030 / 0.030
G32     4.5            68.5                8.6 +/-    0.69       9.2 +/-    0.69  0.130 / 0.330