PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/07-02:12:30
G08     292.2          23.4                6.8 +/-    0.91      13.7 +/-    0.91  0.070 / 0.110
G10     8.3            63.0                8.6 +/-    0.66       9.5 +/-    0.66  0.090 / 0.120
G14     229.9          45.0               14.7 +/-    2.05      19.8 +/-    2.05  0.070 / 0.090
G20     12.8           66.4               11.2 +/-    0.62      12.1 +/-    0.62  0.100 / 0.080
G21     146.9          41.2               11.4 +/-    1.23      16.3 +/-    1.23  0.040 / 0.040
G24     54.7           24.4                7.2 +/-    0.99      14.2 +/-    0.99  0.040 / 0.040
G27     254.3          31.6               12.9 +/-    2.55      21.9 +/-    2.55  0.050 / 0.100
G32     248.4          69.9               11.2 +/-    1.28      11.9 +/-    1.28  0.040 / 0.090