PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/02-13:42:40
G03     192.7          26.0               10.1 +/-    1.04      19.2 +/-    1.04  0.090 / 0.150
G07     284.4          33.8                6.6 +/-    1.45      10.7 +/-    1.45  0.090 / 0.160
G08     147.0          22.7               10.8 +/-    0.67      22.2 +/-    0.67  0.050 / 0.100
G09     320.9          57.5                6.4 +/-    0.91       7.4 +/-    0.91  0.080 / 0.110
G16     44.4           42.3                7.8 +/-    0.66      10.9 +/-    0.66  0.030 / 0.030
G23     96.3           80.1                7.9 +/-    0.41       8.0 +/-    0.41  0.040 / 0.060
G26     43.0           14.4                6.1 +/-    1.38      15.4 +/-    1.38  0.140 / 0.190
G27     106.0          31.1               10.5 +/-    0.86      17.9 +/-    0.86  0.090 / 0.180