PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/10-23:42:50
G08     272.1          18.7                8.2 +/-    1.69      18.6 +/-    1.69  0.050 / 0.050
G10     60.6           57.5                8.6 +/-    0.43      10.0 +/-    0.43  0.050 / 0.050
G14     259.9          63.4                9.3 +/-    0.58      10.3 +/-    0.58  0.120 / 0.260
G18     313.3          31.1                7.5 +/-    1.30      12.8 +/-    1.30  0.110 / 0.210
G20     94.6           36.7                9.5 +/-    1.19      14.7 +/-    1.19  0.120 / 0.160
G21     155.1          17.8               11.0 +/-    2.18      25.6 +/-    2.18  0.120 / 0.170
G24     41.0           11.8                7.2 +/-    2.51      19.2 +/-    2.51  0.110 / 0.150
G27     233.0          17.4               10.4 +/-    2.30      24.4 +/-    2.30  0.090 / 0.190
G31     177.4          29.8                9.5 +/-    1.19      16.7 +/-    1.19  0.030 / 0.020
G32     334.4          75.0                8.2 +/-    0.47       8.4 +/-    0.47  0.030 / 0.030