PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/05-17:27:40
G01     228.0          18.5                9.9 +/-    2.40      22.6 +/-    2.40  0.030 / 0.040
G03     284.7          69.9               10.0 +/-    0.66      10.6 +/-    0.66  0.030 / 0.030
G14     83.9           27.2                8.9 +/-    1.69      16.5 +/-    1.69  0.100 / 0.180
G16     148.7          43.1               11.1 +/-    1.18      15.3 +/-    1.18  0.090 / 0.150
G22     214.4          71.6               10.4 +/-    0.62      10.9 +/-    0.62  0.050 / 0.070
G23     307.0          37.6                8.1 +/-    1.51      12.2 +/-    1.51  0.040 / 0.060
G26     99.7           53.6                9.3 +/-    0.64      11.3 +/-    0.64  0.080 / 0.070
G31     44.7           33.0                7.7 +/-    0.91      12.7 +/-    0.91  0.070 / 0.080