PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/01-17:43:10
G01     97.8           29.7               10.1 +/-    3.19      17.8 +/-    3.19  0.130 / 0.290
G07     118.6          51.6               17.6 +/-   39.21      21.8 +/-   39.21  0.130 / 0.170
G08     41.9           14.4                7.6 +/-    3.56      19.1 +/-    3.56  0.030 / 0.050
G11     77.5           42.2               15.0 +/-   37.00      21.1 +/-   37.00  0.030 / 0.050
G13     301.8          33.4               11.9 +/-    2.66      19.4 +/-    2.66  0.060 / 0.080
G17     210.8          44.5               18.1 +/-   39.56      24.6 +/-   39.56  0.040 / 0.070
G18     71.0           24.8               14.0 +/-   38.38      27.5 +/-   38.38  0.040 / 0.070
G19     212.1          19.3               13.0 +/-   37.10      29.0 +/-   37.10  0.040 / 0.070
G28     336.1          61.8                9.0 +/-    2.51      10.0 +/-    2.51  0.040 / 0.100
G30     75.1           79.2               18.2 +/-   37.84      18.5 +/-   37.84  0.040 / 0.070