PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/11-01:12:40
G01     230.9          23.5                8.9 +/-    1.18      18.0 +/-    1.18  0.040 / 0.030
G03     306.1          59.9                7.2 +/-    1.06       8.2 +/-    1.06  0.050 / 0.040
G14     75.8           32.7                5.6 +/-    1.17       9.2 +/-    1.17  0.060 / 0.120
G16     151.2          36.2               10.6 +/-    1.10      16.5 +/-    1.10  0.060 / 0.150
G22     255.4          74.5                7.0 +/-    0.92       7.2 +/-    0.92  0.090 / 0.120
G23     300.9          31.9                7.6 +/-    1.00      12.8 +/-    1.00  0.090 / 0.140
G26     113.0          50.9                9.2 +/-    0.91      11.5 +/-    0.91  0.050 / 0.040
G31     43.0           39.2                3.5 +/-    0.81       5.1 +/-    0.81  0.030 / 0.040
G32     92.1           10.9                6.5 +/-    2.51      17.8 +/-    2.51  0.110 / 0.260