PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/10-03:27:50
G08     310.5          18.4                9.2 +/-    1.54      21.0 +/-    1.54  0.050 / 0.070
G10     330.6          59.8                8.2 +/-    0.74       9.3 +/-    0.74  0.050 / 0.060
G14     217.9          27.5               11.7 +/-    2.56      21.7 +/-    2.56  0.090 / 0.110
G15     46.7           13.0                5.4 +/-    1.07      14.0 +/-    1.07  0.090 / 0.080
G20     11.9           64.8               11.9 +/-    0.86      13.0 +/-    0.86  0.040 / 0.050
G21     133.5          58.7               10.4 +/-    0.62      11.9 +/-    0.62  0.040 / 0.040
G24     73.7           29.6                7.6 +/-    1.19      13.4 +/-    1.19  0.150 / 0.200
G27     275.9          37.5               10.3 +/-    1.92      15.7 +/-    1.92  0.110 / 0.220
G32     222.6          53.5               12.1 +/-    1.78      14.6 +/-    1.78  0.140 / 0.180