PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/17-00:42:50
G03     232.5          66.4                6.6 +/-    0.65       7.1 +/-    0.65  0.050 / 0.050
G07     250.3          10.7               -2.0 +/-   20.26      -5.5 +/-   20.26  0.060 / 0.060
G09     306.5          24.1                4.3 +/-    1.58       8.7 +/-    1.58  0.100 / 0.330
G14     102.3          11.9                5.3 +/-    3.07      14.2 +/-    3.07  0.080 / 0.420
G16     119.6          61.0                9.3 +/-    1.18      10.4 +/-    1.18  0.120 / 0.580
G22     194.7          52.5                9.0 +/-    0.84      11.0 +/-    0.84  0.120 / 0.500
G23     320.2          49.9                4.9 +/-    1.08       6.2 +/-    1.08  0.060 / 0.070
G26     65.6           50.7                5.4 +/-    0.48       6.7 +/-    0.48  0.050 / 0.060
G31     53.4           18.9                2.9 +/-    1.80       6.6 +/-    1.80  0.050 / 0.050