PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/02-03:13:10
G10     261.0          35.6               10.6 +/-    1.02      16.7 +/-    1.02  0.130 / 0.220
G13     44.7           21.8                5.5 +/-    1.17      11.5 +/-    1.17  0.110 / 0.230
G15     65.3           51.9                7.4 +/-    0.32       9.1 +/-    0.32  0.050 / 0.050
G16     287.0          13.7                7.7 +/-    2.21      19.7 +/-    2.21  0.040 / 0.060
G20     287.1          57.4                9.7 +/-    1.17      11.3 +/-    1.17  0.080 / 0.100
G21     351.7          68.0                8.1 +/-    0.84       8.7 +/-    0.84  0.080 / 0.100
G24     125.3          10.8               -7.4 +/-   36.02     -20.4 +/-   36.02  0.140 / 0.260
G26     259.5          10.7                9.5 +/-    2.22      26.0 +/-    2.22  0.150 / 0.300
G27     321.4          13.0                5.8 +/-    3.62      15.1 +/-    3.62  0.160 / 0.330
G29     165.1          35.4               10.2 +/-    0.89      16.0 +/-    0.89  0.170 / 0.300