PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/05-17:42:30
G01     89.6           32.0               11.5 +/-    0.97      19.4 +/-    0.97  0.040 / 0.060
G07     126.0          45.4               12.8 +/-    0.90      17.1 +/-    0.90  0.040 / 0.050
G11     68.5           39.9               11.2 +/-    1.30      16.3 +/-    1.30  0.030 / 0.030
G13     294.0          36.1               14.3 +/-    2.57      22.2 +/-    2.57  0.020 / 0.030
G17     215.3          51.9               15.0 +/-    0.81      18.5 +/-    0.81  0.080 / 0.110
G18     63.4           23.9               10.9 +/-    1.82      21.8 +/-    1.82  0.060 / 0.140
G19     215.1          25.7               14.5 +/-    1.08      27.8 +/-    1.08  0.090 / 0.110
G28     350.4          61.7               11.3 +/-    0.32      12.7 +/-    0.32  0.090 / 0.110
G30     106.3          75.4               14.0 +/-    1.16      14.4 +/-    1.16  0.170 / 0.190