PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/07/24-02:57:50
G08     319.0          12.7                6.4 +/-    2.59      16.7 +/-    2.59  0.150 / 0.140
G10     305.2          53.8                6.6 +/-    0.59       8.0 +/-    0.59  0.120 / 0.150
G14     211.8          19.1               10.6 +/-    1.78      23.9 +/-    1.78  0.030 / 0.030
G15     45.8           25.7                6.3 +/-    2.82      12.1 +/-    2.82  0.030 / 0.030
G18     7.2            65.2                7.4 +/-    1.06       8.0 +/-    1.06  0.100 / 0.110
G20     76.2           12.8                4.7 +/-    1.18      12.3 +/-    1.18  0.080 / 0.160
G21     111.9          70.1                8.3 +/-    0.80       8.8 +/-    0.80  0.030 / 0.030
G24     92.4           28.6                8.9 +/-    1.91      16.1 +/-    1.91  0.030 / 0.040
G27     291.7          37.1                9.4 +/-    3.74      14.4 +/-    3.74  0.230 / 0.510
G32     213.8          37.3                7.9 +/-    2.33      12.1 +/-    2.33  0.230 / 0.350