PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/06-02:27:50
G10     277.7          43.9               10.9 +/-    1.14      15.0 +/-    1.14  0.070 / 0.130
G13     38.5           10.9                9.4 +/-    3.94      25.7 +/-    3.94  0.070 / 0.160
G15     52.1           42.9                8.5 +/-    0.93      11.8 +/-    0.93  0.070 / 0.050
G20     301.7          58.5               13.4 +/-    0.90      15.4 +/-    0.90  0.050 / 0.060
G21     29.6           76.5               10.6 +/-    0.45      10.9 +/-    0.45  0.040 / 0.050
G24     111.2          19.6               10.7 +/-    0.83      23.7 +/-    0.83  0.040 / 0.040
G27     313.4          25.8                8.6 +/-    1.69      16.5 +/-    1.69  0.090 / 0.200
G29     169.0          22.4               12.6 +/-    1.80      26.2 +/-    1.80  0.100 / 0.150
G32     205.5          19.5               13.9 +/-    1.73      31.1 +/-    1.73  0.050 / 0.150