PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/03-22:13:10
G02     248.2          77.5               11.3 +/-    0.66      11.6 +/-    0.66  0.050 / 0.050
G05     170.3          18.5               19.1 +/-    1.68      43.6 +/-    1.68  0.050 / 0.040
G06     40.4           55.3               11.4 +/-    0.73      13.5 +/-    0.73  0.100 / 0.120
G12     321.8          55.4               10.7 +/-    0.69      12.7 +/-    0.69  0.130 / 0.130
G17     71.6           23.0               10.8 +/-    1.54      22.1 +/-    1.54  0.120 / 0.160
G19     57.7           39.0               11.4 +/-    1.09      16.9 +/-    1.09  0.100 / 0.130
G24     242.5          33.6               16.1 +/-    2.82      26.2 +/-    2.82  0.060 / 0.030
G25     317.0          13.6                8.6 +/-    2.47      22.0 +/-    2.47  0.060 / 0.030