PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/16-00:58:00
G01     295.1          40.4                7.8 +/-    1.18      11.3 +/-    1.18  0.050 / 0.090
G03     310.0          12.6                7.2 +/-    2.05      19.1 +/-    2.05  0.050 / 0.120
G10     115.9          30.4                8.9 +/-    1.92      15.5 +/-    1.92  0.110 / 0.200
G11     271.7          25.8               10.0 +/-    1.64      19.2 +/-    1.64  0.090 / 0.170
G14     12.0           62.9                7.7 +/-    0.66       8.6 +/-    0.66  0.040 / 0.060
G18     258.8          49.3                8.6 +/-    1.28      11.0 +/-    1.28  0.040 / 0.060
G22     312.9          32.9                5.2 +/-    2.32       8.6 +/-    2.32  0.070 / 0.130
G25     72.8           18.4                6.2 +/-    1.08      14.3 +/-    1.08  0.110 / 0.130
G31     141.0          75.8               11.5 +/-    0.47      11.8 +/-    0.47  0.050 / 0.080
G32     46.7           44.9                7.0 +/-    0.81       9.5 +/-    0.81  0.050 / 0.060