PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/04/03-23:27:50
G01     46.7           22.7               10.0 +/-    1.54      20.7 +/-    1.54  0.120 / 0.190
G06     177.1          29.4               14.9 +/-    1.32      26.4 +/-    1.32  0.080 / 0.160
G11     44.3           13.1                7.6 +/-    1.56      19.7 +/-    1.56  0.040 / 0.040
G13     246.4          27.8               14.0 +/-    2.83      25.8 +/-    2.83  0.030 / 0.050
G15     279.0          15.0                9.1 +/-    1.99      22.6 +/-    1.99  0.080 / 0.120
G17     316.6          76.8               13.8 +/-    0.54      14.2 +/-    0.54  0.080 / 0.110
G19     254.7          63.0               14.3 +/-    0.84      15.9 +/-    0.84  0.210 / 0.310
G24     318.7          11.5               -5.5 +/-   33.12     -14.9 +/-   33.12  0.290 / 0.320
G28     59.8           50.7               11.6 +/-    0.79      14.5 +/-    0.79  0.060 / 0.090
G30     151.0          34.4               14.7 +/-    1.13      23.6 +/-    1.13  0.090 / 0.090