PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/10-16:12:30
G01     311.7          29.2                6.6 +/-    0.80      11.8 +/-    0.80  0.040 / 0.050
G10     99.4           44.6                8.8 +/-    0.61      11.9 +/-    0.61  0.030 / 0.040
G11     291.0          26.4                6.5 +/-    1.70      12.3 +/-    1.70  0.060 / 0.170
G14     338.3          69.4                7.3 +/-    0.86       7.7 +/-    0.86  0.070 / 0.170
G22     307.7          22.3                5.4 +/-    1.87      11.3 +/-    1.87  0.030 / 0.050
G25     88.6           14.8                9.1 +/-    0.97      22.7 +/-    0.97  0.040 / 0.060
G31     170.3          58.9                9.5 +/-    0.77      10.9 +/-    0.77  0.110 / 0.160
G32     30.2           56.3                6.3 +/-    0.67       7.4 +/-    0.67  0.100 / 0.190