PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/27-15:57:40
G10     292.6          51.2                9.3 +/-    0.85      11.6 +/-    0.85  0.060 / 0.080
G15     46.4           29.1                5.0 +/-    0.85       8.9 +/-    0.85  0.070 / 0.070
G20     349.2          65.4                7.0 +/-    1.02       7.6 +/-    1.02  0.040 / 0.050
G21     80.3           75.7                8.3 +/-    0.58       8.5 +/-    0.58  0.040 / 0.030
G24     104.3          24.8                8.2 +/-    0.52      16.1 +/-    0.52  0.070 / 0.240
G27     305.4          32.3                7.2 +/-    1.16      12.1 +/-    1.16  0.070 / 0.240
G29     168.2          12.8                7.6 +/-    3.98      20.0 +/-    3.98  0.040 / 0.050
G32     207.9          28.9               11.4 +/-    3.01      20.4 +/-    3.01  0.040 / 0.040