PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/05-22:12:50
G10     277.3          43.8               11.8 +/-    0.78      16.1 +/-    0.78  0.050 / 0.050
G13     38.5           11.0                9.4 +/-    4.30      25.6 +/-    4.30  0.040 / 0.040
G15     54.2           46.7               10.7 +/-    0.67      14.1 +/-    0.67  0.070 / 0.150
G20     316.1          63.6               11.6 +/-    0.92      12.7 +/-    0.92  0.070 / 0.150
G21     30.5           76.3               11.2 +/-    0.44      11.5 +/-    0.44  0.110 / 0.160
G24     110.4          19.4               13.5 +/-    1.08      30.1 +/-    1.08  0.090 / 0.190
G27     314.2          24.8                9.3 +/-    0.82      18.3 +/-    0.82  0.160 / 0.680
G29     168.8          22.6               13.8 +/-    2.04      28.5 +/-    2.04  0.180 / 0.550
G32     205.5          18.5               16.3 +/-    1.25      37.2 +/-    1.25  0.030 / 0.050