PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/07-23:12:40
G08     291.9          22.0                7.8 +/-    0.61      16.3 +/-    0.61  0.050 / 0.080
G10     21.6           62.4               10.5 +/-    0.40      11.6 +/-    0.40  0.040 / 0.090
G14     233.1          48.4               10.3 +/-    1.89      13.2 +/-    1.89  0.080 / 0.080
G18     317.9          14.3                6.9 +/-    2.07      17.5 +/-    2.07  0.080 / 0.070
G20     72.7           48.9                9.4 +/-    0.61      12.0 +/-    0.61  0.210 / 0.370
G21     149.2          36.7               10.9 +/-    1.07      16.8 +/-    1.07  0.210 / 0.390
G24     53.0           24.0                8.5 +/-    2.87      17.0 +/-    2.87  0.100 / 0.260
G27     249.7          29.6               10.5 +/-    0.80      18.5 +/-    0.80  0.110 / 0.170
G31     182.0          11.4                5.2 +/-   25.00      14.1 +/-   25.00  0.030 / 0.020
G32     256.3          71.7                9.3 +/-    0.68       9.8 +/-    0.68  0.030 / 0.020