PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/29-22:43:10
G08     318.7          12.5                8.1 +/-    2.50      21.5 +/-    2.50  0.030 / 0.050
G10     319.7          58.1                8.5 +/-    0.90       9.8 +/-    0.90  0.030 / 0.050
G14     214.0          21.3               16.6 +/-    2.14      35.4 +/-    2.14  0.110 / 0.270
G15     45.8           17.8                7.6 +/-    0.99      17.6 +/-    0.99  0.110 / 0.250
G20     22.3           62.9                9.0 +/-    0.42       9.9 +/-    0.42  0.060 / 0.080
G21     123.7          65.6               12.0 +/-    0.48      13.0 +/-    0.48  0.060 / 0.080
G24     84.9           30.1               10.7 +/-    0.98      18.7 +/-    0.98  0.170 / 0.320
G27     286.3          37.8               11.0 +/-    1.35      16.6 +/-    1.35  0.170 / 0.300
G32     216.4          44.1               14.1 +/-    1.21      19.2 +/-    1.21  0.080 / 0.110