PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/02-19:43:00
G05     48.9           18.7               13.6 +/-    1.28      31.0 +/-    1.28  0.130 / 0.560
G10     237.4          12.8               16.0 +/-    3.60      42.0 +/-    3.60  0.130 / 0.670
G13     75.3           37.3               16.9 +/-    0.48      25.7 +/-    0.48  0.100 / 0.280
G15     121.1          53.2               18.2 +/-    0.95      22.1 +/-    0.95  0.100 / 0.200
G16     316.1          10.6                4.1 +/-   26.77      11.4 +/-   26.77  0.050 / 0.070
G18     247.4          43.9               17.0 +/-    1.74      23.2 +/-    1.74  0.040 / 0.070
G20     29.1           64.9               16.7 +/-    0.45      18.2 +/-    0.45  0.050 / 0.110
G21     316.1          49.7               16.2 +/-    1.14      20.5 +/-    1.14  0.050 / 0.130
G26     290.0          18.9               14.3 +/-    1.72      32.2 +/-    1.72  0.040 / 0.050
G29     154.3          65.1               18.3 +/-    0.75      19.9 +/-    0.75  0.030 / 0.050