PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/06-04:43:00
G01     255.3          37.1                5.9 +/-    1.24       8.9 +/-    1.24  0.060 / 0.090
G03     316.3          37.8                4.3 +/-    1.13       6.5 +/-    1.13  0.060 / 0.110
G11     238.3          15.0                6.8 +/-    1.27      16.8 +/-    1.27  0.040 / 0.040
G14     57.7           41.7                3.8 +/-    0.33       5.4 +/-    0.33  0.030 / 0.040
G16     166.6          13.7               -5.3 +/-   15.10     -13.6 +/-   15.10  0.060 / 0.100
G22     309.0          62.3                6.4 +/-    0.90       7.1 +/-    0.90  0.050 / 0.090
G23     283.1          15.7                4.2 +/-    8.20      10.3 +/-    8.20  0.050 / 0.080
G26     142.6          33.6                8.1 +/-    0.47      13.2 +/-    0.47  0.050 / 0.100
G31     41.7           64.3                3.4 +/-    0.56       3.8 +/-    0.56  0.030 / 0.030
G32     73.0           27.2                3.3 +/-    0.77       6.1 +/-    0.77  0.030 / 0.030