PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/24-21:57:50
G10     275.1          43.8               11.3 +/-    0.81      15.6 +/-    0.81  0.030 / 0.050
G13     38.9           12.1                7.0 +/-    2.08      18.7 +/-    2.08  0.040 / 0.050
G15     53.5           44.1                9.3 +/-    0.82      12.8 +/-    0.82  0.110 / 0.830
G16     272.9          10.2               10.4 +/-    3.04      28.8 +/-    3.04  0.130 / 0.840
G20     312.2          62.9               10.2 +/-    0.92      11.3 +/-    0.92  0.120 / 0.180
G21     19.4           75.0               10.4 +/-    0.97      10.8 +/-    0.97  0.110 / 0.180
G24     116.2          17.9               10.7 +/-    2.10      24.8 +/-    2.10  0.120 / 0.280
G27     315.7          23.5                7.1 +/-    2.01      14.3 +/-    2.01  0.110 / 0.350
G29     167.8          24.7               11.7 +/-    1.42      23.1 +/-    1.42  0.160 / 0.310
G32     205.1          14.8               14.3 +/-    5.56      35.8 +/-    5.56  0.220 / 0.430