PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/03-18:27:40
G01     318.4          21.1                7.4 +/-    3.29      15.9 +/-    3.29  0.040 / 0.060
G08     256.3          13.2                8.9 +/-    1.66      23.0 +/-    1.66  0.050 / 0.060
G10     82.1           50.7                8.6 +/-    0.73      10.8 +/-    0.73  0.040 / 0.040
G11     305.6          20.3               11.2 +/-    2.70      24.4 +/-    2.70  0.040 / 0.050
G14     286.6          68.3                8.3 +/-    0.70       8.9 +/-    0.70  0.210 / 0.320
G20     107.3          25.6                9.3 +/-    1.66      17.9 +/-    1.66  0.220 / 0.280
G31     175.9          42.2               10.4 +/-    1.41      14.6 +/-    1.41  0.050 / 0.080
G32     12.6           66.1                6.5 +/-    0.32       7.1 +/-    0.32  0.070 / 0.080