PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/10-04:57:30
G07     324.5          54.6                4.3 +/-    0.74       5.2 +/-    0.74  0.140 / 0.240
G08     108.7          49.1                6.5 +/-    0.39       8.3 +/-    0.39  0.230 / 0.360
G09     209.2          80.4                6.0 +/-    0.38       6.1 +/-    0.38  0.020 / 0.040
G16     43.9           18.5                2.7 +/-    1.85       6.1 +/-    1.85  0.030 / 0.040
G23     153.1          50.8                7.1 +/-    0.62       8.9 +/-    0.62  0.030 / 0.040
G27     61.4           34.0                5.1 +/-    1.18       8.3 +/-    1.18  0.040 / 0.040
G28     232.3          24.5                5.8 +/-    3.33      11.5 +/-    3.33  0.020 / 0.020
G30     296.4          30.6                4.4 +/-    1.88       7.7 +/-    1.88  0.030 / 0.020