PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/29-06:28:00
G01     291.9          40.9                9.8 +/-    4.59      14.1 +/-    4.59  0.050 / 0.080
G03     311.7          17.2                3.5 +/-    2.51       8.3 +/-    2.51  0.050 / 0.130
G10     118.4          28.4                5.6 +/-    0.73      10.1 +/-    0.73  0.080 / 0.080
G11     266.7          25.6                6.7 +/-    3.01      12.9 +/-    3.01  0.070 / 0.110
G14     21.2           60.0                5.3 +/-    1.24       6.0 +/-    1.24  0.050 / 0.060
G18     253.3          48.3                4.7 +/-    7.79       6.1 +/-    7.79  0.050 / 0.070
G22     313.9          37.7                4.1 +/-    1.00       6.1 +/-    1.00  0.050 / 0.060
G25     69.4           18.6                3.1 +/-    1.46       7.0 +/-    1.46  0.040 / 0.060
G31     130.0          77.8                6.5 +/-    0.71       6.7 +/-    0.71  0.090 / 0.160
G32     47.7           44.8                4.3 +/-    0.66       5.7 +/-    0.66  0.080 / 0.140