PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/05-09:28:00
G10     265.4          38.0                5.6 +/-    1.89       8.4 +/-    1.89  0.050 / 0.080
G13     42.5           19.0                2.5 +/-    3.11       5.6 +/-    3.11  0.070 / 0.070
G15     60.3           49.3                4.2 +/-    0.75       5.3 +/-    0.75  0.180 / 0.380
G16     286.0          12.0                4.3 +/-    1.60      11.4 +/-    1.60  0.190 / 0.360
G20     295.0          59.7                4.4 +/-    0.65       5.0 +/-    0.65  0.030 / 0.030
G21     11.5           72.2                4.0 +/-    0.81       4.2 +/-    0.81  0.040 / 0.040
G24     119.9          13.5                5.3 +/-    2.04      13.6 +/-    2.04  0.140 / 0.350
G27     320.3          15.6                4.0 +/-    1.47       9.7 +/-    1.47  0.160 / 0.460
G29     164.9          28.5                6.4 +/-    1.41      11.5 +/-    1.41  0.190 / 0.270