PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/01-01:57:50
G01     296.0          40.1                5.2 +/-    6.91       7.6 +/-    6.91  0.070 / 0.100
G03     309.8          12.4                3.8 +/-    7.57      10.1 +/-    7.57  0.090 / 0.070
G10     115.3          30.9                5.9 +/-    0.82      10.2 +/-    0.82  0.040 / 0.050
G11     272.0          26.1                6.1 +/-    1.15      11.5 +/-    1.15  0.040 / 0.040
G14     11.9           63.0                5.6 +/-    0.52       6.2 +/-    0.52  0.040 / 0.080
G18     259.7          49.5                6.2 +/-    3.37       7.9 +/-    3.37  0.090 / 0.080
G22     312.8          32.6                5.5 +/-    0.94       9.1 +/-    0.94  0.030 / 0.040
G25     73.5           18.3                3.9 +/-    1.68       9.0 +/-    1.68  0.040 / 0.050
G31     142.8          75.3                5.4 +/-    0.84       5.5 +/-    0.84  0.080 / 0.190
G32     45.8           45.7                4.6 +/-    0.95       6.1 +/-    0.95  0.090 / 0.170