PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/07-00:42:50
G01     251.1          37.2               10.2 +/-    1.52      15.5 +/-    1.52  0.040 / 0.050
G03     316.7          40.2                8.0 +/-    1.66      11.6 +/-    1.66  0.040 / 0.050
G11     241.3          12.6               10.2 +/-    2.23      26.9 +/-    2.23  0.050 / 0.100
G14     54.5           44.9                6.1 +/-    0.35       8.2 +/-    0.35  0.060 / 0.100
G18     221.7          29.0               10.7 +/-    1.29      19.1 +/-    1.29  0.190 / 0.460
G22     307.9          62.1                7.4 +/-    0.92       8.2 +/-    0.92  0.120 / 0.440
G25     42.5           11.7                5.5 +/-    1.53      14.8 +/-    1.53  0.050 / 0.090
G26     138.0          36.2               11.7 +/-    0.95      18.2 +/-    0.95  0.060 / 0.090
G31     42.7           59.6                7.2 +/-    0.40       8.2 +/-    0.40  0.130 / 0.270
G32     75.3           23.7                7.0 +/-    1.13      14.2 +/-    1.13  0.150 / 0.300