PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/19-23:27:50
G01     263.5          41.5               10.1 +/-    2.23      14.4 +/-    2.23  0.040 / 0.050
G03     316.3          31.0                8.6 +/-    1.28      14.8 +/-    1.28  0.040 / 0.050
G10     131.2          12.5               10.4 +/-    1.99      27.3 +/-    1.99  0.040 / 0.060
G11     250.2          17.6               11.0 +/-    2.80      25.6 +/-    2.80  0.050 / 0.070
G14     42.6           51.1                6.8 +/-    0.75       8.5 +/-    0.75  0.080 / 0.260
G22     313.4          52.9                7.5 +/-    0.36       9.1 +/-    0.36  0.100 / 0.180
G25     50.5           15.7                5.7 +/-    1.21      14.0 +/-    1.21  0.070 / 0.080
G26     145.6          28.0               11.2 +/-    1.76      20.4 +/-    1.76  0.070 / 0.100
G31     50.6           69.8                8.3 +/-    0.42       8.8 +/-    0.42  0.130 / 0.100
G32     67.1           29.6                7.2 +/-    1.71      12.7 +/-    1.71  0.110 / 0.110