PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/19-23:12:50
G08     268.6          17.6               10.4 +/-    1.97      24.2 +/-    1.97  0.220 / 0.600
G10     66.1           56.1                9.0 +/-    0.72      10.6 +/-    0.72  0.190 / 0.620
G14     265.8          65.1               10.0 +/-    0.98      11.0 +/-    0.98  0.040 / 0.060
G18     311.7          33.7                7.5 +/-    1.15      12.1 +/-    1.15  0.050 / 0.060
G20     97.7           34.4                9.8 +/-    0.73      15.8 +/-    0.73  0.080 / 0.130
G21     155.6          14.7               10.6 +/-    2.69      26.6 +/-    2.69  0.080 / 0.130
G24     39.8           9.6                 6.6 +/-    2.48      18.5 +/-    2.48  0.030 / 0.020
G27     230.7          15.3               12.8 +/-    2.65      31.6 +/-    2.65  0.030 / 0.020
G31     176.8          33.0               11.6 +/-    2.22      19.1 +/-    2.22  0.290 / 0.290
G32     345.9          73.5                8.4 +/-    0.40       8.8 +/-    0.40  0.140 / 0.280