PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/08-17:57:40
G03     197.8          42.1               12.0 +/-    1.03      16.8 +/-    1.03  0.050 / 0.080
G07     270.7          28.2               11.1 +/-    0.92      20.1 +/-    0.92  0.050 / 0.080
G08     154.6          10.1              -14.0 +/-   35.03     -38.9 +/-   35.03  0.110 / 0.170
G09     316.4          39.9               10.2 +/-    1.66      14.8 +/-    1.66  0.080 / 0.140
G16     69.8           63.5               10.7 +/-    0.33      11.8 +/-    0.33  0.060 / 0.170
G22     182.4          25.1               11.8 +/-    1.51      23.1 +/-    1.51  0.100 / 0.190
G23     344.5          71.7               10.3 +/-    0.72      10.8 +/-    0.72  0.040 / 0.040
G26     46.8           35.6                9.2 +/-    0.52      14.4 +/-    0.52  0.030 / 0.040
G27     125.3          19.6               12.3 +/-    1.34      27.4 +/-    1.34  0.060 / 0.150