PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/01-20:12:50
G10     270.2          40.3               12.3 +/-    1.41      17.8 +/-    1.41  0.050 / 0.060
G13     40.6           15.8                9.8 +/-    2.08      23.9 +/-    2.08  0.040 / 0.060
G15     59.4           50.8               10.4 +/-    0.37      13.0 +/-    0.37  0.180 / 0.230
G16     276.0          11.2               10.4 +/-    2.86      28.4 +/-    2.86  0.170 / 0.270
G20     303.2          61.5                9.2 +/-    0.73      10.3 +/-    0.73  0.110 / 0.350
G21     11.9           73.6               11.2 +/-    0.60      11.6 +/-    0.60  0.080 / 0.280
G24     115.2          16.1               12.9 +/-    1.26      31.1 +/-    1.26  0.120 / 0.600
G27     317.9          20.0               10.6 +/-    1.54      23.3 +/-    1.54  0.120 / 0.480
G29     168.2          28.5               12.1 +/-    1.24      21.8 +/-    1.24  0.060 / 0.110
G32     204.5          12.5               12.0 +/-    4.14      31.6 +/-    4.14  0.050 / 0.110