PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/16-14:28:10
G01     296.9          38.4                7.6 +/-    1.70      11.4 +/-    1.70  0.050 / 0.050
G03     311.0          17.4                9.3 +/-    2.83      21.8 +/-    2.83  0.050 / 0.050
G10     115.7          32.8               10.0 +/-    1.20      16.6 +/-    1.20  0.080 / 0.070
G11     273.6          26.6                7.6 +/-    0.92      14.3 +/-    0.92  0.070 / 0.080
G14     11.6           62.9                7.2 +/-    0.89       8.0 +/-    0.89  0.100 / 0.130
G22     313.4          37.0                7.8 +/-    0.97      11.9 +/-    0.97  0.080 / 0.150
G25     72.7           18.8                9.7 +/-    2.14      22.0 +/-    2.14  0.060 / 0.080
G26     158.4          10.1              -18.7 +/-   11.94     -52.0 +/-   11.94  0.090 / 0.100
G31     143.2          76.0                8.7 +/-    0.63       8.9 +/-    0.63  0.060 / 0.080
G32     47.4           44.4                7.6 +/-    1.13      10.3 +/-    1.13  0.060 / 0.090