PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/10-06:27:50
G03     232.0          67.1                4.3 +/-    0.40       4.6 +/-    0.40  0.060 / 0.070
G07     250.0          11.6                5.8 +/-    2.69      15.5 +/-    2.69  0.050 / 0.060
G09     304.6          19.7                3.8 +/-    1.26       8.5 +/-    1.26  0.110 / 0.340
G14     100.8          13.9                4.0 +/-    1.23      10.2 +/-    1.23  0.150 / 0.340
G16     120.0          60.0                5.8 +/-    0.88       6.6 +/-    0.88  0.070 / 0.390
G22     195.5          53.2                6.1 +/-    1.67       7.4 +/-    1.67  0.150 / 0.540
G23     324.4          54.2                5.1 +/-    0.93       6.1 +/-    0.93  0.040 / 0.070
G26     65.5           50.0                4.5 +/-    0.78       5.7 +/-    0.78  0.050 / 0.060
G31     54.1           16.1                1.9 +/-    1.13       4.6 +/-    1.13  0.040 / 0.070