PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/19-22:57:40
G01     278.7          41.3                7.7 +/-    1.04      11.0 +/-    1.04  0.040 / 0.080
G03     314.5          23.6                6.1 +/-    1.33      12.2 +/-    1.33  0.030 / 0.070
G10     126.2          22.3               10.3 +/-    1.10      21.5 +/-    1.10  0.050 / 0.080
G11     255.7          23.3                7.8 +/-    1.36      15.9 +/-    1.36  0.060 / 0.070
G14     37.3           52.9                7.8 +/-    0.47       9.5 +/-    0.47  0.020 / 0.030
G22     314.5          45.4                5.7 +/-    1.41       7.7 +/-    1.41  0.020 / 0.030
G25     57.0           17.8                6.5 +/-    0.70      15.1 +/-    0.70  0.050 / 0.130
G26     154.2          18.8               11.8 +/-    2.43      26.6 +/-    2.43  0.050 / 0.150
G31     88.3           81.2                8.4 +/-    0.58       8.5 +/-    0.58  0.040 / 0.060
G32     58.0           37.6                6.4 +/-    0.49       9.7 +/-    0.49  0.040 / 0.070