PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/03-17:12:30
G08     289.9          23.5                6.8 +/-    1.93      13.7 +/-    1.93  0.080 / 0.160
G10     18.5           62.5                6.4 +/-    0.38       7.1 +/-    0.38  0.090 / 0.140
G14     231.0          44.4               12.1 +/-    1.53      16.5 +/-    1.53  0.070 / 0.100
G20     72.6           47.9                6.2 +/-    0.66       8.1 +/-    0.66  0.050 / 0.090
G21     148.1          37.0                9.3 +/-    1.74      14.3 +/-    1.74  0.040 / 0.040
G24     54.6           25.0                7.0 +/-    0.83      13.6 +/-    0.83  0.040 / 0.040
G27     251.0          30.7                9.0 +/-    2.19      15.5 +/-    2.19  0.090 / 0.240
G32     253.6          71.9                7.9 +/-    0.91       8.3 +/-    0.91  0.070 / 0.200