PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/05-17:12:50
G01     105.0          26.7               12.2 +/-    1.13      22.9 +/-    1.13  0.080 / 0.150
G07     109.8          57.0               13.0 +/-    0.42      15.2 +/-    0.42  0.070 / 0.160
G08     41.9           19.9                9.4 +/-    0.92      20.9 +/-    0.92  0.030 / 0.050
G09     174.2          11.5               13.6 +/-    1.21      36.7 +/-    1.21  0.020 / 0.050
G11     86.7           43.0               11.5 +/-    0.57      16.0 +/-    0.57  0.050 / 0.090
G13     308.0          29.9               12.6 +/-    1.51      22.2 +/-    1.51  0.040 / 0.080
G17     207.3          37.9               14.5 +/-    1.82      21.9 +/-    1.82  0.030 / 0.040
G18     78.3           24.6               10.8 +/-    1.09      21.3 +/-    1.09  0.040 / 0.040
G28     322.2          61.3               11.3 +/-    0.98      12.6 +/-    0.98  0.040 / 0.080
G30     35.3           79.0               12.2 +/-    0.56      12.4 +/-    0.56  0.050 / 0.080