PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/03-22:58:00
G08     298.8          22.7               14.0 +/-    0.82      28.9 +/-    0.82  0.060 / 0.100
G10     350.8          62.2               12.5 +/-    0.67      14.0 +/-    0.67  0.080 / 0.090
G14     224.8          41.8               18.2 +/-    1.05      25.8 +/-    1.05  0.050 / 0.080
G18     54.6           54.5               14.6 +/-    0.82      17.5 +/-    0.82  0.050 / 0.060
G21     142.0          45.0               17.8 +/-    0.84      24.0 +/-    0.84  0.030 / 0.050
G24     64.0           29.0               14.1 +/-    0.72      25.3 +/-    0.72  0.030 / 0.040
G27     260.1          34.5               16.2 +/-    1.30      26.0 +/-    1.30  0.090 / 0.110
G32     234.0          58.3               16.2 +/-    1.07      18.7 +/-    1.07  0.080 / 0.100