PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/05-21:12:30
G10     249.8          26.3               15.2 +/-    0.80      28.8 +/-    0.80  0.040 / 0.060
G13     54.2           30.2                9.6 +/-    0.80      16.8 +/-    0.80  0.040 / 0.060
G15     98.1           60.1               13.5 +/-    0.47      15.3 +/-    0.47  0.110 / 0.730
G16     295.8          15.8                9.7 +/-    3.39      23.6 +/-    3.39  0.110 / 0.540
G20     268.6          50.2               12.1 +/-    0.69      15.3 +/-    0.69  0.080 / 0.140
G21     332.5          59.4               10.1 +/-    0.63      11.5 +/-    0.63  0.060 / 0.150
G26     268.2          15.9               13.6 +/-    2.30      33.0 +/-    2.30  0.030 / 0.050
G29     164.7          51.7               12.0 +/-    1.04      14.9 +/-    1.04  0.030 / 0.050