PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/07-16:12:30
G10     256.7          33.2                8.6 +/-    1.87      14.2 +/-    1.87  0.180 / 0.630
G13     47.5           24.5                9.7 +/-    1.95      19.2 +/-    1.95  0.190 / 0.640
G15     70.8           53.6                8.4 +/-    0.60      10.1 +/-    0.60  0.050 / 0.060
G16     288.3          15.3                6.6 +/-    1.85      16.2 +/-    1.85  0.050 / 0.060
G20     282.7          56.9               10.3 +/-    2.75      12.0 +/-    2.75  0.060 / 0.050
G21     343.7          64.6                9.6 +/-    0.71      10.5 +/-    0.71  0.050 / 0.050
G26     262.2          12.7                7.6 +/-    1.14      19.9 +/-    1.14  0.160 / 0.110
G29     165.6          43.8               11.2 +/-    0.97      15.3 +/-    0.97  0.160 / 0.110