PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/07-03:12:50
G01     238.7          29.7                7.2 +/-    1.30      12.7 +/-    1.30  0.070 / 0.120
G03     313.0          52.5                5.8 +/-    1.53       7.1 +/-    1.53  0.080 / 0.130
G14     68.2           36.8                4.2 +/-    0.57       6.5 +/-    0.57  0.030 / 0.040
G16     156.7          27.7                6.0 +/-    1.28      11.1 +/-    1.28  0.030 / 0.040
G18     213.3          19.4                7.9 +/-    0.98      17.6 +/-    0.98  0.080 / 0.110
G22     286.1          72.1                7.3 +/-    0.89       7.6 +/-    0.89  0.080 / 0.130
G23     295.0          27.4                4.0 +/-    1.36       7.5 +/-    1.36  0.130 / 0.260
G26     125.3          45.7                8.1 +/-    0.98      10.8 +/-    0.98  0.140 / 0.350
G31     41.5           47.0                3.8 +/-    0.70       5.0 +/-    0.70  0.060 / 0.140
G32     85.0           16.8                4.4 +/-    1.50      10.5 +/-    1.50  0.060 / 0.140