PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/30-18:57:50
G01     314.7          27.5                6.9 +/-    1.44      12.7 +/-    1.44  0.130 / 0.280
G10     92.9           45.9                9.7 +/-    0.93      12.9 +/-    0.93  0.160 / 0.320
G11     298.1          23.5                8.7 +/-    2.83      17.6 +/-    2.83  0.050 / 0.040
G14     309.7          69.9                8.4 +/-    0.69       8.9 +/-    0.69  0.060 / 0.050
G20     113.4          19.9                9.1 +/-    2.13      20.1 +/-    2.13  0.130 / 0.260
G22     305.1          15.4                7.4 +/-    1.69      18.2 +/-    1.69  0.170 / 0.240
G25     93.8           11.8               10.3 +/-    2.68      27.7 +/-    2.68  0.030 / 0.040
G31     173.4          51.3                9.4 +/-    0.88      11.7 +/-    0.88  0.040 / 0.050
G32     24.3           60.1                7.8 +/-    1.28       8.9 +/-    1.28  0.030 / 0.040