PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/08-01:12:40
G01     235.5          27.5                8.1 +/-    1.10      15.1 +/-    1.10  0.030 / 0.040
G03     311.2          54.9                5.3 +/-    1.64       6.4 +/-    1.64  0.040 / 0.040
G14     70.5           35.9                6.1 +/-    0.98       9.5 +/-    0.98  0.060 / 0.110
G16     154.6          30.8                8.8 +/-    1.46      15.2 +/-    1.46  0.060 / 0.120
G22     276.9          73.4                6.1 +/-    0.82       6.4 +/-    0.82  0.090 / 0.070
G23     296.8          28.4                6.0 +/-    1.65      10.8 +/-    1.65  0.060 / 0.060
G26     121.2          47.8                7.4 +/-    0.86       9.6 +/-    0.86  0.120 / 0.180
G31     41.8           44.4                4.7 +/-    0.95       6.4 +/-    0.95  0.110 / 0.160
G32     87.8           14.3                4.8 +/-    4.41      12.2 +/-    4.41  0.120 / 0.160