PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/29-01:58:00
G01     297.8          38.0                9.0 +/-    1.69      13.5 +/-    1.69  0.050 / 0.080
G03     309.3          10.5              -16.2 +/-   13.30     -44.7 +/-   13.30  0.080 / 0.070
G10     114.6          34.2                7.3 +/-    0.84      11.8 +/-    0.84  0.050 / 0.100
G11     270.1          28.3                9.2 +/-    1.25      16.7 +/-    1.25  0.050 / 0.090
G14     17.5           61.3                5.9 +/-    0.97       6.6 +/-    0.97  0.090 / 0.110
G22     312.2          32.6                7.7 +/-    2.08      12.9 +/-    2.08  0.080 / 0.070
G25     70.3           17.8                5.6 +/-    1.91      13.0 +/-    1.91  0.130 / 0.140
G31     162.1          72.8                6.0 +/-    0.62       6.3 +/-    0.62  0.080 / 0.110
G32     42.3           48.8                5.2 +/-    1.67       6.7 +/-    1.67  0.030 / 0.030