PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/25-01:58:00
G01     239.0          30.1                7.2 +/-    2.40      12.6 +/-    2.40  0.070 / 0.130
G03     313.5          51.6                4.7 +/-    0.95       5.8 +/-    0.95  0.110 / 0.110
G14     67.2           37.7                5.3 +/-    1.14       8.0 +/-    1.14  0.070 / 0.090
G16     156.8          27.2                6.1 +/-    2.87      11.3 +/-    2.87  0.080 / 0.110
G18     213.7          19.8                6.6 +/-    1.61      14.7 +/-    1.61  0.100 / 0.240
G22     288.2          71.6                5.2 +/-    0.46       5.4 +/-    0.46  0.210 / 0.240
G23     294.2          26.4                6.6 +/-    1.19      12.4 +/-    1.19  0.090 / 0.190
G26     126.0          45.3                7.5 +/-    1.22      10.0 +/-    1.22  0.120 / 0.190
G31     41.4           47.7                3.5 +/-    0.74       4.6 +/-    0.74  0.030 / 0.030
G32     84.7           16.8                5.5 +/-    1.26      13.2 +/-    1.26  0.040 / 0.030