PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/04-04:28:10
G10     272.4          41.1                9.7 +/-    0.78      13.9 +/-    0.78  0.090 / 0.610
G13     39.9           14.6                5.5 +/-    2.07      13.7 +/-    2.07  0.090 / 0.570
G15     54.8           45.4                5.8 +/-    0.61       7.7 +/-    0.61  0.040 / 0.050
G16     273.5          10.3                7.6 +/-    2.72      21.1 +/-    2.72  0.040 / 0.040
G20     331.1          67.0                7.1 +/-    0.73       7.7 +/-    0.73  0.170 / 0.510
G21     14.5           74.5                9.3 +/-    0.61       9.6 +/-    0.61  0.140 / 0.410
G24     115.7          17.1                7.7 +/-    1.93      18.2 +/-    1.93  0.070 / 0.120
G27     316.0          22.8                5.2 +/-    1.88      10.8 +/-    1.88  0.060 / 0.110
G29     168.7          26.7                9.6 +/-    1.26      18.0 +/-    1.26  0.070 / 0.070
G32     204.6          15.3               11.7 +/-    3.17      29.0 +/-    3.17  0.060 / 0.060