PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/10-22:58:00
G01     320.2          14.9                6.3 +/-   19.68      15.8 +/-   19.68  0.160 / 0.290
G08     258.9          15.0               13.4 +/-    2.40      33.4 +/-    2.40  0.230 / 0.280
G10     74.3           54.7               12.8 +/-    0.46      15.3 +/-    0.46  0.120 / 0.300
G11     305.4          22.0               10.3 +/-    1.52      21.5 +/-    1.52  0.120 / 0.320
G14     285.1          69.5               12.0 +/-    0.75      12.7 +/-    0.75  0.030 / 0.040
G18     306.9          39.0               10.3 +/-    1.61      15.2 +/-    1.61  0.030 / 0.040
G20     102.2          31.6               12.4 +/-    1.28      21.0 +/-    1.28  0.130 / 0.220
G27     227.7          11.4               15.3 +/-    2.04      41.4 +/-    2.04  0.150 / 0.270
G31     177.0          37.8               15.1 +/-    1.45      22.8 +/-    1.45  0.070 / 0.090
G32     1.8            69.6               10.4 +/-    0.25      11.0 +/-    0.25  0.090 / 0.080