PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/17-03:12:50
G01     248.9          34.4                8.3 +/-    1.73      13.3 +/-    1.73  0.080 / 0.080
G03     315.7          44.3                5.4 +/-    0.52       7.3 +/-    0.52  0.100 / 0.090
G11     234.8          10.9                5.9 +/-    8.48      16.2 +/-    8.48  0.050 / 0.100
G14     61.6           40.3                5.6 +/-    1.03       8.2 +/-    1.03  0.050 / 0.090
G16     160.6          20.9                6.7 +/-    1.46      14.5 +/-    1.46  0.030 / 0.030
G18     218.3          25.6                6.7 +/-    3.92      12.9 +/-    3.92  0.030 / 0.040
G22     302.3          67.0                6.8 +/-    0.58       7.3 +/-    0.58  0.240 / 0.450
G26     133.4          39.9                7.1 +/-    0.85      10.4 +/-    0.85  0.180 / 0.360
G31     40.9           55.9                4.5 +/-    0.57       5.3 +/-    0.57  0.120 / 0.240
G32     79.4           20.8                5.1 +/-    2.46      11.0 +/-    2.46  0.140 / 0.300