PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/07-17:43:10
G01     84.5           32.9               11.3 +/-    0.45      18.7 +/-    0.45  0.120 / 0.370
G07     129.7          41.6               12.6 +/-    0.87      17.8 +/-    0.87  0.120 / 0.330
G11     63.7           37.9                9.8 +/-    0.79      14.8 +/-    0.79  0.030 / 0.080
G13     288.9          37.2               11.5 +/-    1.40      17.5 +/-    1.40  0.030 / 0.070
G15     312.7          11.3                8.6 +/-    1.83      23.4 +/-    1.83  0.040 / 0.050
G17     218.9          56.2               12.2 +/-    1.29      14.4 +/-    1.29  0.040 / 0.060
G18     59.1           22.8                9.3 +/-    1.11      19.2 +/-    1.11  0.030 / 0.040
G19     217.1          29.6               15.0 +/-    1.60      26.5 +/-    1.60  0.030 / 0.030
G28     358.8          61.3               10.9 +/-    0.95      12.2 +/-    0.95  0.060 / 0.100
G30     117.9          72.1               13.7 +/-    0.58      14.3 +/-    0.58  0.060 / 0.110