PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/03-23:28:00
G08     312.7          17.9                8.9 +/-    2.59      20.6 +/-    2.59  0.080 / 0.070
G10     321.8          58.3                8.2 +/-    0.62       9.5 +/-    0.62  0.070 / 0.050
G14     215.3          25.0               14.3 +/-    3.24      28.0 +/-    3.24  0.180 / 0.370
G15     46.1           19.0                6.9 +/-    2.46      15.6 +/-    2.46  0.090 / 0.290
G20     302.5          47.3               24.6 +/-    1.69      32.2 +/-    1.69  0.090 / 0.070
G21     127.4          63.8               10.6 +/-    0.46      11.7 +/-    0.46  0.060 / 0.080
G24     78.5           29.3                9.4 +/-    0.95      16.7 +/-    0.95  0.050 / 0.040
G27     282.8          37.6                9.1 +/-    0.99      13.8 +/-    0.99  0.050 / 0.040
G32     218.5          48.6               12.0 +/-    1.23      15.3 +/-    1.23  0.120 / 0.240