PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/30-23:12:40
G01     312.0          28.9               10.6 +/-    1.54      18.9 +/-    1.54  0.100 / 0.240
G10     98.5           45.3               11.1 +/-    0.66      14.9 +/-    0.66  0.100 / 0.300
G11     288.5          28.2                9.6 +/-    0.98      17.5 +/-    0.98  0.090 / 0.170
G14     343.9          69.3               11.2 +/-    0.64      11.8 +/-    0.64  0.090 / 0.170
G18     113.0          18.5               11.4 +/-    1.46      26.1 +/-    1.46  0.070 / 0.180
G22     306.8          19.9               11.4 +/-    1.84      25.1 +/-    1.84  0.080 / 0.190
G25     87.0           14.4               10.9 +/-    1.15      27.5 +/-    1.15  0.060 / 0.050
G31     176.8          54.2               12.8 +/-    1.66      15.4 +/-    1.66  0.070 / 0.070
G32     25.2           59.0               11.0 +/-    0.42      12.6 +/-    0.42  0.030 / 0.030