PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/07-00:57:30
G03     210.0          54.6                5.6 +/-    1.06       6.7 +/-    1.06  0.050 / 0.080
G07     261.0          19.3                5.4 +/-    2.37      12.0 +/-    2.37  0.070 / 0.080
G09     313.8          35.3                4.4 +/-    1.18       7.0 +/-    1.18  0.040 / 0.050
G16     80.1           62.0                4.2 +/-    1.00       4.6 +/-    1.00  0.050 / 0.050
G22     189.3          37.7                6.3 +/-    0.73       9.4 +/-    0.73  0.040 / 0.040
G23     335.0          64.2                5.3 +/-    1.41       5.8 +/-    1.41  0.040 / 0.040
G26     50.2           39.0                3.5 +/-    1.74       5.2 +/-    1.74  0.120 / 0.150
G27     130.7          13.3                7.0 +/-    2.76      18.0 +/-    2.76  0.060 / 0.160