PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/01-17:58:00
G08     272.5          20.6                8.2 +/-    1.74      17.8 +/-    1.74  0.080 / 0.150
G10     53.1           58.8                7.5 +/-    0.50       8.6 +/-    0.50  0.080 / 0.190
G11     317.4          10.3               -5.8 +/-   13.32     -16.2 +/-   13.32  0.040 / 0.060
G14     250.3          58.1                9.6 +/-    0.95      11.1 +/-    0.95  0.050 / 0.060
G20     91.5           37.5                8.3 +/-    0.93      12.5 +/-    0.93  0.030 / 0.040
G21     153.9          20.6                9.4 +/-    2.14      20.5 +/-    2.14  0.030 / 0.080
G24     43.1           14.9                6.6 +/-    0.80      16.4 +/-    0.80  0.130 / 0.320
G27     235.9          20.2               10.0 +/-    1.43      21.9 +/-    1.43  0.160 / 0.260
G31     179.5          24.1               10.2 +/-    1.34      20.3 +/-    1.34  0.090 / 0.230
G32     323.3          76.6                9.5 +/-    0.49       9.7 +/-    0.49  0.130 / 0.270