PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/12/10-21:27:40
G01     281.4          41.3               11.4 +/-    1.76      16.2 +/-    1.76  0.050 / 0.050
G03     314.1          22.7                6.8 +/-    2.49      14.0 +/-    2.49  0.050 / 0.060
G10     124.9          23.7               10.1 +/-    1.32      20.4 +/-    1.32  0.020 / 0.020
G11     258.3          23.9                8.4 +/-    3.74      16.9 +/-    3.74  0.020 / 0.020
G14     34.4           54.4                7.2 +/-    1.70       8.6 +/-    1.70  0.100 / 0.130
G22     314.4          44.0                7.3 +/-    1.05      10.0 +/-    1.05  0.090 / 0.160
G25     59.3           18.3                7.4 +/-    1.62      16.9 +/-    1.62  0.050 / 0.040
G26     154.3          17.8               12.2 +/-    2.02      28.3 +/-    2.02  0.060 / 0.050
G31     95.2           81.0                9.3 +/-    0.41       9.4 +/-    0.41  0.070 / 0.070
G32     56.8           38.2                7.4 +/-    1.09      11.0 +/-    1.09  0.060 / 0.060