PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/11-10:12:30
G08     319.8          12.1                2.7 +/-    2.13       7.2 +/-    2.13  0.100 / 0.400
G10     306.8          55.0                3.5 +/-    0.87       4.2 +/-    0.87  0.120 / 0.370
G14     211.3          17.5                2.5 +/-    1.75       5.9 +/-    1.75  0.060 / 0.040
G15     45.5           22.4                0.6 +/-    0.61       1.3 +/-    0.61  0.050 / 0.030
G20     6.3            64.7                2.6 +/-    0.41       2.8 +/-    0.41  0.140 / 0.120
G21     114.5          66.7                4.4 +/-    0.85       4.7 +/-    0.85  0.100 / 0.100
G24     89.4           27.9                3.5 +/-    0.78       6.4 +/-    0.78  0.110 / 0.320
G27     296.5          35.1                5.3 +/-    1.17       8.4 +/-    1.17  0.110 / 0.270
G32     213.5          33.4                5.0 +/-    2.63       8.1 +/-    2.63  0.030 / 0.040