PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/14-00:27:40
G10     302.2          53.4                8.7 +/-    1.04      10.6 +/-    1.04  0.120 / 0.110
G14     211.3          13.4               13.6 +/-    2.15      35.2 +/-    2.15  0.120 / 0.110
G15     46.1           28.5                5.7 +/-    1.13      10.3 +/-    1.13  0.040 / 0.050
G20     300.2          50.3                8.2 +/-    1.15      10.3 +/-    1.15  0.040 / 0.040
G21     103.9          73.2                9.7 +/-    0.69      10.1 +/-    0.69  0.100 / 0.610
G24     92.3           27.3                9.9 +/-    1.14      18.3 +/-    1.14  0.100 / 0.610
G27     297.2          35.3                9.4 +/-    0.93      14.8 +/-    0.93  0.110 / 0.140
G32     211.6          36.9               12.3 +/-    1.75      18.9 +/-    1.75  0.100 / 0.160