PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/22-19:13:10
G01     318.2          21.3               10.7 +/-    2.89      22.8 +/-    2.89  0.040 / 0.050
G08     256.3          13.0               12.6 +/-    2.34      32.8 +/-    2.34  0.040 / 0.050
G10     82.7           50.5               11.6 +/-    0.66      14.5 +/-    0.66  0.230 / 0.280
G11     305.0          20.8               12.0 +/-    3.41      25.9 +/-    3.41  0.240 / 0.310
G14     286.6          68.0               10.4 +/-    0.60      11.1 +/-    0.60  0.040 / 0.040
G20     107.6          25.5               13.3 +/-    1.10      25.7 +/-    1.10  0.040 / 0.050
G31     175.4          43.0               15.0 +/-    1.17      20.9 +/-    1.17  0.070 / 0.060
G32     13.1           65.9                9.2 +/-    0.60      10.0 +/-    0.60  0.070 / 0.070