PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/12-01:13:10
G03     222.8          63.0                5.3 +/-    0.89       5.8 +/-    0.89  0.040 / 0.060
G07     253.7          13.6                6.1 +/-    2.20      15.8 +/-    2.20  0.040 / 0.080
G09     309.2          28.0                1.9 +/-    1.11       3.6 +/-    1.11  0.110 / 0.320
G16     108.2          63.2                5.7 +/-    0.83       6.4 +/-    0.83  0.150 / 0.220
G22     192.1          47.6                5.9 +/-    2.20       7.7 +/-    2.20  0.030 / 0.040
G23     323.9          53.9                5.6 +/-    0.75       6.8 +/-    0.75  0.030 / 0.040
G26     59.4           47.7                3.3 +/-    0.39       4.2 +/-    0.39  0.040 / 0.060
G31     56.1           15.2                1.1 +/-    1.66       2.8 +/-    1.66  0.040 / 0.050