PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/04/10-05:57:50
G05     51.5           10.3                2.8 +/-    3.10       7.8 +/-    3.10  0.110 / 0.150
G10     240.6          18.6                6.9 +/-    1.96      15.8 +/-    1.96  0.140 / 0.190
G13     66.5           34.5                5.7 +/-    1.49       9.1 +/-    1.49  0.040 / 0.060
G15     110.0          55.9                7.1 +/-    0.43       8.4 +/-    0.43  0.040 / 0.050
G16     311.9          12.1                1.8 +/-    5.76       4.9 +/-    5.76  0.210 / 0.250
G20     255.1          42.4                8.0 +/-    2.17      11.3 +/-    2.17  0.120 / 0.330
G21     322.6          53.2                5.0 +/-    0.84       6.1 +/-    0.84  0.210 / 0.350
G26     283.8          18.5                4.8 +/-    0.84      11.0 +/-    0.84  0.170 / 0.350
G29     155.5          59.3                6.4 +/-    0.44       7.4 +/-    0.44  0.070 / 0.120