PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/05/14-09:27:50
G01     317.8          20.7                4.5 +/-    2.04       9.7 +/-    2.04  0.040 / 0.060
G08     257.1          11.4                4.6 +/-    5.59      12.6 +/-    5.59  0.040 / 0.060
G10     85.0           51.3                4.9 +/-    1.23       6.1 +/-    1.23  0.180 / 0.330
G11     300.9          23.8                4.3 +/-    2.21       8.6 +/-    2.21  0.250 / 0.220
G14     295.4          68.7                4.9 +/-    1.05       5.2 +/-    1.05  0.260 / 0.270
G18     301.8          42.0                5.7 +/-    1.23       8.0 +/-    1.23  0.230 / 0.280
G22     303.6          16.9                3.5 +/-    3.54       8.3 +/-    3.54  0.210 / 0.340
G25     98.8           10.0               -6.6 +/-   30.49     -18.4 +/-   30.49  0.210 / 0.330
G31     172.9          47.9                5.9 +/-    1.18       7.7 +/-    1.18  0.070 / 0.160
G32     17.3           63.7                4.6 +/-    0.45       5.1 +/-    0.45  0.070 / 0.150