PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/10-17:58:00
G01     255.1          36.9               10.0 +/-    1.93      15.3 +/-    1.93  0.030 / 0.040
G03     316.4          43.4                8.9 +/-    1.37      12.2 +/-    1.37  0.030 / 0.040
G11     242.3          14.5                9.8 +/-    1.70      24.7 +/-    1.70  0.090 / 0.150
G14     55.9           43.8                9.7 +/-    1.33      13.3 +/-    1.33  0.170 / 0.150
G22     307.7          64.4                8.9 +/-    0.59       9.8 +/-    0.59  0.030 / 0.030
G23     284.7          18.3               10.9 +/-    1.34      25.0 +/-    1.34  0.020 / 0.040
G25     42.6           12.3                7.7 +/-    2.98      20.5 +/-    2.98  0.050 / 0.080
G26     138.8          35.4               12.9 +/-    1.11      20.3 +/-    1.11  0.050 / 0.080
G31     41.9           61.4                8.9 +/-    0.41      10.0 +/-    0.41  0.100 / 0.180
G32     75.0           24.4               10.8 +/-    0.60      21.5 +/-    0.60  0.140 / 0.160