PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/05-22:28:10
G10     286.4          47.9               11.0 +/-    2.59      14.3 +/-    2.59  0.090 / 0.110
G15     49.6           40.4                7.7 +/-    0.73      11.1 +/-    0.73  0.080 / 0.110
G20     332.9          65.1                8.0 +/-    0.56       8.7 +/-    0.56  0.090 / 0.190
G21     63.1           77.2               10.0 +/-    0.37      10.3 +/-    0.37  0.080 / 0.130
G24     103.4          23.0               11.1 +/-    1.17      22.6 +/-    1.17  0.030 / 0.040
G27     308.8          29.5                8.9 +/-    1.60      15.8 +/-    1.60  0.030 / 0.030
G29     168.8          15.5               15.2 +/-    3.01      37.4 +/-    3.01  0.050 / 0.060
G32     207.4          25.4               15.9 +/-    2.42      30.8 +/-    2.42  0.050 / 0.060