PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/11-00:27:50
G01     250.3          36.9               10.2 +/-    1.67      15.7 +/-    1.67  0.050 / 0.050
G03     316.6          40.8                8.9 +/-    0.84      12.7 +/-    0.84  0.040 / 0.040
G11     240.9          12.3                9.8 +/-    1.61      26.1 +/-    1.61  0.050 / 0.070
G14     55.1           44.7                8.9 +/-    0.98      12.0 +/-    0.98  0.060 / 0.080
G22     307.3          62.6                8.9 +/-    0.57       9.9 +/-    0.57  0.070 / 0.070
G23     285.7          19.2                9.7 +/-    1.43      21.9 +/-    1.43  0.070 / 0.060
G25     42.1           11.3                5.8 +/-    1.70      15.7 +/-    1.70  0.170 / 0.280
G26     137.5          36.7               11.9 +/-    0.75      18.3 +/-    0.75  0.170 / 0.380
G31     42.5           59.0                8.0 +/-    0.56       9.2 +/-    0.56  0.100 / 0.180
G32     75.8           23.2                8.0 +/-    1.14      16.3 +/-    1.14  0.090 / 0.210