PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/05-16:27:50
G01     123.5          14.6               14.8 +/-    2.17      37.2 +/-    2.17  0.050 / 0.050
G07     65.4           68.8               13.5 +/-    0.46      14.4 +/-    0.46  0.030 / 0.090
G08     48.1           37.3               12.2 +/-    1.01      18.6 +/-    1.01  0.030 / 0.030
G09     177.4          31.0               13.6 +/-    1.62      23.4 +/-    1.62  0.030 / 0.030
G11     113.9          37.6               14.9 +/-    0.83      22.5 +/-    0.83  0.030 / 0.030
G13     319.8          15.2               11.5 +/-    3.81      28.4 +/-    3.81  0.030 / 0.030
G17     201.3          17.4               14.2 +/-    2.00      33.4 +/-    2.00  0.110 / 0.180
G18     99.8           18.7               14.4 +/-    1.33      32.6 +/-    1.33  0.100 / 0.210
G28     283.7          55.2               13.1 +/-    2.33      15.6 +/-    2.33  0.140 / 0.290
G30     339.1          64.5               13.0 +/-    0.77      14.2 +/-    0.77  0.150 / 0.240