PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/08-03:12:50
G08     262.6          16.5               12.5 +/-    1.66      30.0 +/-    1.66  0.130 / 0.370
G10     68.6           56.5                7.9 +/-    0.71       9.2 +/-    0.71  0.140 / 0.270
G11     308.3          20.0                7.3 +/-    0.67      16.1 +/-    0.67  0.250 / 0.320
G14     273.9          67.1                8.5 +/-    0.63       9.1 +/-    0.63  0.170 / 0.350
G18     310.0          35.1                6.2 +/-    1.68       9.8 +/-    1.68  0.100 / 0.300
G20     79.0           59.3               11.0 +/-    0.93      12.6 +/-    0.93  0.110 / 0.280
G21     155.6          12.5                8.8 +/-    3.77      23.3 +/-    3.77  0.040 / 0.050
G27     229.0          13.3               12.3 +/-    2.52      32.0 +/-    2.52  0.030 / 0.050
G31     175.7          36.4                9.5 +/-    1.88      14.8 +/-    1.88  0.140 / 0.300
G32     357.3          71.2                7.3 +/-    0.48       7.7 +/-    0.48  0.200 / 0.330