PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/06-02:58:10
G10     261.7          36.0               14.2 +/-    1.46      22.1 +/-    1.46  0.130 / 0.370
G13     44.4           21.4                8.6 +/-    2.68      18.4 +/-    2.68  0.110 / 0.290
G15     64.5           51.5                8.9 +/-    1.40      11.0 +/-    1.40  0.080 / 0.110
G16     286.2          13.6                7.9 +/-    2.07      20.3 +/-    2.07  0.070 / 0.070
G20     288.1          57.7               11.4 +/-    2.24      13.2 +/-    2.24  0.050 / 0.040
G21     352.6          68.3               10.5 +/-    0.76      11.2 +/-    0.76  0.040 / 0.060
G24     124.9          11.1                9.1 +/-    4.22      24.7 +/-    4.22  0.130 / 0.480
G27     321.2          13.6                5.4 +/-    3.04      13.8 +/-    3.04  0.150 / 0.430
G29     165.3          34.9               12.4 +/-    0.85      19.7 +/-    0.85  0.190 / 0.290