PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/22-00:13:30
G08     296.8          21.4                8.6 +/-    1.40      18.3 +/-    1.40  0.050 / 0.090
G10     12.9           62.7                7.8 +/-    0.61       8.6 +/-    0.61  0.050 / 0.110
G14     229.6          45.5               13.1 +/-    1.91      17.6 +/-    1.91  0.060 / 0.090
G18     317.9          10.9               -8.1 +/-   22.86     -22.2 +/-   22.86  0.060 / 0.100
G20     66.9           51.5                8.5 +/-    0.90      10.6 +/-    0.90  0.080 / 0.120
G21     147.4          40.6               10.4 +/-    0.61      15.0 +/-    0.61  0.060 / 0.110
G24     56.2           25.8                7.9 +/-    0.75      15.2 +/-    0.75  0.140 / 0.230
G27     253.9          31.7               10.8 +/-    1.41      18.2 +/-    1.41  0.070 / 0.240
G32     246.4          68.3               11.1 +/-    0.98      11.9 +/-    0.98  0.070 / 0.120