PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/05-02:43:10
G10     253.4          30.3               17.2 +/-    1.54      29.9 +/-    1.54  0.040 / 0.040
G13     50.3           27.1               10.0 +/-    1.19      18.6 +/-    1.19  0.050 / 0.050
G15     78.2           55.9               11.6 +/-    0.52      13.7 +/-    0.52  0.080 / 0.140
G16     294.6          14.8               10.2 +/-    2.12      25.5 +/-    2.12  0.080 / 0.110
G20     274.6          52.8               15.1 +/-    0.70      18.5 +/-    0.70  0.110 / 0.340
G21     338.9          62.5               12.5 +/-    0.76      13.9 +/-    0.76  0.090 / 0.340
G26     266.5          14.2               13.4 +/-    1.83      34.1 +/-    1.83  0.070 / 0.170
G29     163.3          44.2               14.6 +/-    0.92      19.9 +/-    0.92  0.070 / 0.170