PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/15-20:27:50
G01     320.4          14.0                4.0 +/-   17.45      10.3 +/-   17.45  0.120 / 0.270
G08     259.6          15.6                7.4 +/-    4.84      18.0 +/-    4.84  0.110 / 0.290
G10     72.5           55.2                9.0 +/-    0.76      10.7 +/-    0.76  0.040 / 0.040
G11     306.2          21.6                9.0 +/-    2.06      19.0 +/-    2.06  0.040 / 0.040
G14     282.9          69.5               10.2 +/-    0.41      10.8 +/-    0.41  0.140 / 0.300
G18     307.4          38.9                7.8 +/-    1.42      11.6 +/-    1.42  0.150 / 0.260
G20     101.2          32.4                9.0 +/-    1.31      15.1 +/-    1.31  0.130 / 0.280
G27     229.1          12.4                9.3 +/-    1.70      24.5 +/-    1.70  0.180 / 0.200
G31     178.6          35.1               11.2 +/-    0.74      17.7 +/-    0.74  0.110 / 0.090
G32     356.7          70.8                9.3 +/-    0.42       9.8 +/-    0.42  0.110 / 0.090