PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/06-11:43:00
G08     292.6          23.6                4.6 +/-    0.99       9.3 +/-    0.99  0.030 / 0.030
G10     8.4            62.8                2.6 +/-    0.88       2.9 +/-    0.88  0.020 / 0.030
G14     229.1          46.9                5.1 +/-    2.39       6.7 +/-    2.39  0.040 / 0.070
G18     317.5          12.1                1.6 +/-   13.78       4.2 +/-   13.78  0.050 / 0.080
G20     64.9           52.3                5.2 +/-    1.31       6.4 +/-    1.31  0.080 / 0.110
G21     145.7          37.1                6.3 +/-    0.66       9.6 +/-    0.66  0.110 / 0.140
G24     54.9           24.3                4.0 +/-    1.94       8.0 +/-    1.94  0.030 / 0.030
G27     257.5          32.1                3.7 +/-    1.60       6.2 +/-    1.60  0.030 / 0.030
G32     241.8          63.3                5.3 +/-    0.63       5.8 +/-    0.63  0.250 / 0.380