PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/19-01:57:50
G01     288.8          40.7               12.0 +/-    2.65      17.3 +/-    2.65  0.060 / 0.090
G03     312.3          17.3                6.4 +/-    1.67      15.1 +/-    1.67  0.060 / 0.070
G10     121.0          27.0                8.8 +/-    1.78      16.4 +/-    1.78  0.060 / 0.040
G11     262.2          25.3                7.1 +/-    5.68      13.7 +/-    5.68  0.070 / 0.050
G14     25.5           58.3                6.9 +/-    1.21       8.0 +/-    1.21  0.050 / 0.070
G18     248.6          46.8                7.8 +/-    6.20      10.2 +/-    6.20  0.070 / 0.090
G22     314.0          39.2                6.1 +/-    1.38       9.0 +/-    1.38  0.120 / 0.230
G25     63.1           17.9                5.6 +/-    1.99      13.0 +/-    1.99  0.080 / 0.330
G31     115.4          79.5                7.7 +/-    0.72       7.8 +/-    0.72  0.110 / 0.130
G32     53.3           40.0                5.3 +/-    0.88       7.7 +/-    0.88  0.070 / 0.120