PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/10-03:27:50
G01     228.2          18.9                5.9 +/-    1.70      13.3 +/-    1.70  0.150 / 0.310
G03     295.7          64.1                1.5 +/-    0.88       1.6 +/-    0.88  0.160 / 0.390
G14     85.0           24.6                3.6 +/-    0.75       7.2 +/-    0.75  0.060 / 0.100
G16     153.9          40.3                6.4 +/-    1.24       9.3 +/-    1.24  0.070 / 0.110
G22     227.0          73.0                4.8 +/-    0.58       5.0 +/-    0.58  0.080 / 0.320
G23     304.4          33.9                4.6 +/-    1.38       7.4 +/-    1.38  0.090 / 0.310
G26     110.5          54.3                4.8 +/-    0.45       5.8 +/-    0.45  0.040 / 0.060
G31     42.9           38.1                1.2 +/-    0.85       1.7 +/-    0.85  0.030 / 0.060
G32     96.3           10.4                3.4 +/-    1.98       9.3 +/-    1.98  0.030 / 0.030