PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/07-00:57:40
G01     241.6          29.9                7.6 +/-    1.11      13.4 +/-    1.11  0.030 / 0.040
G03     312.9          51.0                4.5 +/-    1.69       5.6 +/-    1.69  0.030 / 0.040
G14     70.1           34.6                2.3 +/-    1.25       3.7 +/-    1.25  0.110 / 0.140
G16     163.6          23.4                7.8 +/-    2.09      15.7 +/-    2.09  0.090 / 0.140
G22     288.4          72.2                4.4 +/-    0.71       4.6 +/-    0.71  0.070 / 0.240
G23     292.8          23.7                6.0 +/-    1.48      12.1 +/-    1.48  0.080 / 0.220
G26     132.3          44.1                7.1 +/-    1.39       9.7 +/-    1.39  0.030 / 0.050
G31     39.1           53.6                2.5 +/-    0.48       3.0 +/-    0.48  0.030 / 0.040
G32     84.0           19.2                3.3 +/-    1.26       7.5 +/-    1.26  0.060 / 0.160