PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/14-23:27:50
G10     306.1          55.1                7.4 +/-    1.05       8.8 +/-    1.05  0.210 / 0.750
G14     211.3          14.4                9.3 +/-    4.50      23.4 +/-    4.50  0.230 / 0.770
G15     45.7           24.2                4.8 +/-    1.36       9.6 +/-    1.36  0.060 / 0.080
G20     3.7            64.8                6.7 +/-    0.52       7.4 +/-    0.52  0.070 / 0.080
G21     107.7          71.9                7.9 +/-    0.91       8.3 +/-    0.91  0.040 / 0.050
G24     93.8           28.2                8.4 +/-    1.01      15.3 +/-    1.01  0.040 / 0.050
G27     296.1          35.9                8.4 +/-    1.52      13.2 +/-    1.52  0.040 / 0.040
G32     212.2          35.9               11.0 +/-    1.85      17.1 +/-    1.85  0.030 / 0.040