PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/01-00:58:10
G01     316.3          23.2               13.1 +/-    2.41      26.7 +/-    2.41  0.040 / 0.040
G10     88.6           50.3               13.9 +/-    1.16      17.4 +/-    1.16  0.030 / 0.030
G11     295.8          26.8               11.7 +/-    1.41      21.9 +/-    1.41  0.130 / 0.200
G14     322.7          71.3               12.8 +/-    0.80      13.4 +/-    0.80  0.090 / 0.250
G18     107.1          24.5               13.4 +/-    1.44      26.5 +/-    1.44  0.110 / 0.100
G22     303.4          14.5               10.0 +/-    0.97      25.2 +/-    0.97  0.140 / 0.130
G25     93.1           11.3               13.1 +/-    1.69      35.6 +/-    1.69  0.150 / 0.290
G31     177.3          46.8               14.7 +/-    0.94      19.4 +/-    0.94  0.170 / 0.260
G32     11.9           64.9               10.8 +/-    0.67      11.8 +/-    0.67  0.040 / 0.050