PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/27-01:27:50
G01     249.1          36.2                9.4 +/-    0.83      14.5 +/-    0.83  0.040 / 0.050
G03     316.5          42.1                6.5 +/-    1.61       9.1 +/-    1.61  0.040 / 0.050
G11     239.5          11.6                8.6 +/-    2.92      23.1 +/-    2.92  0.060 / 0.110
G14     56.9           43.5                4.9 +/-    0.93       6.7 +/-    0.93  0.090 / 0.100
G18     220.3          27.5                8.9 +/-    1.41      16.4 +/-    1.41  0.060 / 0.100
G22     306.0          63.8                5.9 +/-    1.16       6.4 +/-    1.16  0.050 / 0.100
G25     41.3           10.8                4.0 +/-    2.00      10.9 +/-    2.00  0.110 / 0.550
G26     136.4          37.7                8.5 +/-    1.00      12.9 +/-    1.00  0.100 / 0.590
G31     42.1           57.6                4.7 +/-    0.50       5.4 +/-    0.50  0.120 / 0.330
G32     76.7           22.7                4.0 +/-    0.99       8.2 +/-    0.99  0.120 / 0.330