PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/11-10:12:40
G08     319.8          12.1                4.5 +/-    3.99      12.0 +/-    3.99  0.030 / 0.030
G10     306.8          55.0                4.9 +/-    1.14       5.8 +/-    1.14  0.030 / 0.030
G14     211.3          17.5                5.3 +/-    1.86      12.3 +/-    1.86  0.040 / 0.030
G15     45.5           22.4                2.0 +/-    2.35       4.2 +/-    2.35  0.060 / 0.040
G20     6.3            64.7                4.9 +/-    0.64       5.4 +/-    0.64  0.160 / 0.140
G21     114.5          66.7                6.2 +/-    0.96       6.7 +/-    0.96  0.120 / 0.120
G24     89.4           27.9                5.0 +/-    1.15       9.1 +/-    1.15  0.130 / 0.390
G27     296.5          35.1                6.0 +/-    3.98       9.5 +/-    3.98  0.140 / 0.310
G32     213.5          33.4                6.1 +/-    1.99      10.0 +/-    1.99  0.090 / 0.120