PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/26-01:57:50
G10     271.9          42.0               11.6 +/-    1.08      16.3 +/-    1.08  0.190 / 0.230
G13     39.8           14.2                6.3 +/-    2.63      15.9 +/-    2.63  0.180 / 0.180
G15     54.7           44.8                8.4 +/-    0.86      11.4 +/-    0.86  0.060 / 0.060
G16     276.7          11.0                9.7 +/-    3.10      26.5 +/-    3.10  0.100 / 0.050
G20     305.6          61.7               10.4 +/-    0.81      11.6 +/-    0.81  0.040 / 0.040
G21     13.6           73.9                9.9 +/-    0.50      10.3 +/-    0.50  0.040 / 0.030
G24     117.5          16.5               10.2 +/-    1.41      24.4 +/-    1.41  0.160 / 0.280
G27     317.3          21.2                6.8 +/-    1.43      14.6 +/-    1.43  0.260 / 0.310
G29     166.9          25.8               10.9 +/-    1.07      20.8 +/-    1.07  0.140 / 0.280
G32     205.2          10.9              -11.3 +/-   36.38     -30.9 +/-   36.38  0.130 / 0.250