PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/09-07:27:50
G01     303.6          36.4                5.3 +/-    1.87       8.2 +/-    1.87  0.060 / 0.150
G10     109.6          36.1                6.2 +/-    0.64       9.7 +/-    0.64  0.080 / 0.120
G11     277.4          27.6                5.6 +/-    3.19      10.3 +/-    3.19  0.050 / 0.050
G14     4.5            65.4                3.6 +/-    0.70       3.9 +/-    0.70  0.050 / 0.060
G18     269.5          50.7                2.1 +/-    4.98       2.6 +/-    4.98  0.080 / 0.070
G20     122.7          11.5                4.7 +/-    2.29      12.6 +/-    2.29  0.070 / 0.080
G22     311.6          30.2                4.7 +/-    1.38       8.2 +/-    1.38  0.040 / 0.060
G25     79.3           17.1                3.4 +/-    2.31       8.0 +/-    2.31  0.040 / 0.040
G31     160.2          69.0                6.2 +/-    0.79       6.6 +/-    0.79  0.110 / 0.130
G32     36.7           52.3                4.6 +/-    0.71       5.6 +/-    0.71  0.100 / 0.160