PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-04:12:50
G08     320.2          11.4                0.3 +/-   29.61       0.9 +/-   29.61  0.090 / 0.070
G10     310.7          56.1                4.4 +/-    1.60       5.2 +/-    1.60  0.070 / 0.060
G14     212.0          18.6                6.0 +/-    3.23      13.6 +/-    3.23  0.070 / 0.060
G15     45.5           20.4                4.0 +/-    2.10       8.7 +/-    2.10  0.080 / 0.050
G20     10.1           64.3                5.7 +/-    0.85       6.3 +/-    0.85  0.040 / 0.040
G21     115.6          68.6                8.3 +/-    0.79       8.8 +/-    0.79  0.030 / 0.040
G24     89.2           28.8                6.1 +/-    0.87      11.0 +/-    0.87  0.240 / 0.550
G27     293.1          36.4                5.5 +/-    1.95       8.6 +/-    1.95  0.390 / 0.730
G32     214.2          36.6                7.6 +/-    1.25      11.7 +/-    1.25  0.270 / 0.420