PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/09-00:57:40
G01     238.2          27.4                9.1 +/-    1.39      16.8 +/-    1.39  0.030 / 0.040
G03     310.6          54.5                4.2 +/-    1.04       5.1 +/-    1.04  0.040 / 0.040
G14     73.6           32.4                2.2 +/-    0.52       3.6 +/-    0.52  0.030 / 0.060
G16     162.1          26.9                9.7 +/-    1.33      18.1 +/-    1.33  0.040 / 0.050
G22     276.6          74.2                5.1 +/-    0.66       5.3 +/-    0.66  0.100 / 0.140
G23     295.5          26.0                5.4 +/-    1.01      10.3 +/-    1.01  0.110 / 0.150
G26     127.9          46.9                5.7 +/-    1.45       7.5 +/-    1.45  0.080 / 0.180
G31     39.6           49.8                0.3 +/-    0.86       0.3 +/-    0.86  0.080 / 0.180
G32     87.0           16.9                4.1 +/-    1.43       9.8 +/-    1.43  0.090 / 0.280