PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/30-02:43:10
G08     320.5          11.0               -9.4 +/-   31.77     -25.7 +/-   31.77  0.060 / 0.070
G10     311.6          56.4                7.8 +/-    1.77       9.1 +/-    1.77  0.060 / 0.070
G14     212.2          18.7               11.5 +/-    2.06      26.1 +/-    2.06  0.090 / 0.070
G15     45.5           20.2                6.6 +/-    2.28      14.5 +/-    2.28  0.070 / 0.060
G20     10.8           64.2                9.1 +/-    0.70      10.0 +/-    0.70  0.030 / 0.030
G21     116.2          68.7               10.3 +/-    0.76      11.0 +/-    0.76  0.030 / 0.040
G24     89.1           29.0                7.8 +/-    1.28      14.0 +/-    1.28  0.120 / 0.390
G27     292.3          36.7               10.0 +/-    2.20      15.4 +/-    2.20  0.390 / 0.470
G32     214.3          37.9               10.9 +/-    2.03      16.5 +/-    2.03  0.100 / 0.240