PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/15-01:12:50
G08     282.9          20.8                6.6 +/-    2.40      14.2 +/-    2.40  0.050 / 0.060
G10     42.4           60.7                8.1 +/-    0.64       9.2 +/-    0.64  0.060 / 0.070
G14     245.1          57.5                8.3 +/-    0.76       9.7 +/-    0.76  0.090 / 0.210
G18     316.6          23.1                4.1 +/-    1.71       8.3 +/-    1.71  0.080 / 0.250
G20     84.2           43.5                8.5 +/-    0.39      11.7 +/-    0.39  0.030 / 0.030
G21     152.8          26.9                8.6 +/-    1.42      16.2 +/-    1.42  0.030 / 0.030
G24     45.6           18.0                5.8 +/-    1.07      13.5 +/-    1.07  0.070 / 0.170
G27     240.7          23.6                7.2 +/-    1.21      14.6 +/-    1.21  0.070 / 0.170
G31     179.4          20.6                8.3 +/-    1.79      18.1 +/-    1.79  0.090 / 0.130
G32     290.5          75.9                8.5 +/-    0.72       8.7 +/-    0.72  0.080 / 0.130