PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/12/05-20:27:40
G01     316.6          22.7               12.1 +/-    1.62      25.0 +/-    1.62  0.080 / 0.170
G10     88.1           50.4               11.9 +/-    0.95      14.9 +/-    0.95  0.080 / 0.310
G11     297.9          25.5               12.5 +/-    1.41      24.2 +/-    1.41  0.190 / 0.300
G14     317.6          71.1               13.2 +/-    0.48      13.9 +/-    0.48  0.180 / 0.200
G18     107.3          23.5               13.6 +/-    1.15      27.4 +/-    1.15  0.040 / 0.040
G22     303.3          14.1               12.3 +/-    2.37      31.4 +/-    2.37  0.040 / 0.050
G25     95.5           11.1               11.0 +/-    4.62      29.8 +/-    4.62  0.030 / 0.020
G31     176.8          46.8               17.9 +/-    0.55      23.5 +/-    0.55  0.040 / 0.020
G32     15.5           63.9               12.3 +/-    0.58      13.6 +/-    0.58  0.170 / 0.160