PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/09-00:27:30
G01     227.9          18.8                8.7 +/-    1.66      19.7 +/-    1.66  0.030 / 0.040
G03     294.3          65.4                3.6 +/-    1.25       3.9 +/-    1.25  0.030 / 0.040
G14     84.5           25.5                5.6 +/-    2.33      10.8 +/-    2.33  0.030 / 0.040
G16     148.0          42.7                8.7 +/-    0.93      12.1 +/-    0.93  0.030 / 0.040
G22     226.6          72.4                5.5 +/-    0.82       5.7 +/-    0.82  0.090 / 0.210
G23     304.5          34.0                6.3 +/-    1.56      10.3 +/-    1.56  0.090 / 0.220
G26     103.3          53.8                5.9 +/-    0.54       7.2 +/-    0.54  0.040 / 0.080
G31     44.0           35.9                3.2 +/-    0.81       5.0 +/-    0.81  0.040 / 0.080