PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/17-22:27:40
G01     300.7          36.8                9.1 +/-    0.95      13.9 +/-    0.95  0.080 / 0.150
G10     112.4          35.9               10.0 +/-    0.53      15.6 +/-    0.53  0.060 / 0.130
G11     274.3          28.2                8.2 +/-    1.30      14.9 +/-    1.30  0.080 / 0.170
G14     11.8           63.2                8.2 +/-    0.57       9.0 +/-    0.57  0.060 / 0.150
G22     311.5          30.2                7.5 +/-    2.04      13.0 +/-    2.04  0.070 / 0.080
G25     74.5           17.9                8.7 +/-    0.74      20.2 +/-    0.74  0.050 / 0.080
G31     167.0          69.8               11.7 +/-    0.71      12.3 +/-    0.71  0.030 / 0.040
G32     41.2           49.3                8.3 +/-    0.82      10.5 +/-    0.82  0.030 / 0.040