PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/06-04:57:40
G01     289.0          40.6                8.0 +/-    3.50      11.6 +/-    3.50  0.060 / 0.070
G03     312.2          17.0                5.9 +/-    2.04      14.0 +/-    2.04  0.060 / 0.070
G10     120.9          27.3                7.0 +/-    1.60      12.9 +/-    1.60  0.070 / 0.080
G11     262.7          25.4                8.3 +/-    4.06      16.1 +/-    4.06  0.050 / 0.070
G14     23.8           59.0                6.0 +/-    0.95       6.8 +/-    0.95  0.130 / 0.230
G18     250.4          46.9                8.3 +/-    5.36      10.9 +/-    5.36  0.110 / 0.300
G22     314.0          39.5              -14.1 +/-    1.13     -20.7 +/-    1.13  0.040 / 0.050
G25     64.7           18.5                3.6 +/-    1.15       8.3 +/-    1.15  0.050 / 0.050
G31     106.3          78.9                7.1 +/-    0.37       7.2 +/-    0.37  0.100 / 0.140
G32     53.8           39.4                4.4 +/-    1.03       6.4 +/-    1.03  0.080 / 0.140