PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/19-19:57:40
G01     310.2          32.4                9.8 +/-    1.13      16.3 +/-    1.13  0.150 / 0.250
G10     100.9          41.4               10.4 +/-    0.87      14.7 +/-    0.87  0.110 / 0.280
G11     290.8          25.4                9.4 +/-    1.55      18.1 +/-    1.55  0.050 / 0.050
G14     329.0          69.5                9.5 +/-    0.74      10.0 +/-    0.74  0.040 / 0.050
G20     118.1          15.2               11.9 +/-    1.81      29.4 +/-    1.81  0.140 / 0.270
G22     308.0          20.4                7.4 +/-    1.29      16.0 +/-    1.29  0.140 / 0.230
G25     87.6           14.4               11.3 +/-    2.20      28.5 +/-    2.20  0.050 / 0.050
G31     169.6          59.2               11.0 +/-    0.43      12.6 +/-    0.43  0.040 / 0.060
G32     32.2           55.0               10.2 +/-    0.80      12.2 +/-    0.80  0.030 / 0.040