PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/27-21:27:50
G01     241.6          32.4               13.4 +/-    2.09      22.4 +/-    2.09  0.050 / 0.040
G03     315.1          47.7                7.6 +/-    1.34       9.8 +/-    1.34  0.040 / 0.040
G14     61.9           41.5                8.0 +/-    0.95      11.3 +/-    0.95  0.040 / 0.100
G16     158.4          24.0               10.5 +/-    1.13      21.0 +/-    1.13  0.040 / 0.090
G22     296.2          69.3                9.3 +/-    0.57       9.8 +/-    0.57  0.110 / 0.180
G23     290.7          22.7                9.4 +/-    2.51      19.3 +/-    2.51  0.060 / 0.140
G26     130.9          42.5               10.2 +/-    1.00      14.3 +/-    1.00  0.040 / 0.050
G31     41.1           52.8                7.0 +/-    0.69       8.5 +/-    0.69  0.050 / 0.060
G32     82.2           18.1                7.2 +/-    0.67      16.7 +/-    0.67  0.080 / 0.270