PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/10-03:28:00
G10     255.6          30.6                9.3 +/-    1.73      16.1 +/-    1.73  0.050 / 0.050
G13     48.9           26.5                7.7 +/-    1.27      14.5 +/-    1.27  0.060 / 0.050
G15     76.5           56.3                5.8 +/-    0.56       6.8 +/-    0.56  0.200 / 0.390
G16     289.0          15.1                5.5 +/-    1.88      13.7 +/-    1.88  0.280 / 0.540
G20     285.7          60.1                8.2 +/-    0.87       9.3 +/-    0.87  0.080 / 0.190
G21     340.2          63.7                8.2 +/-    0.45       9.0 +/-    0.45  0.080 / 0.180
G26     261.1          13.2                7.9 +/-   15.49      20.6 +/-   15.49  0.090 / 0.150
G29     166.6          44.4                8.8 +/-    0.99      12.0 +/-    0.99  0.100 / 0.100