PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/15-22:27:50
G01     304.4          34.8                9.0 +/-    1.24      14.3 +/-    1.24  0.060 / 0.120
G10     108.8          38.7               10.2 +/-    0.78      15.2 +/-    0.78  0.070 / 0.140
G11     278.5          28.6                9.2 +/-    1.70      16.6 +/-    1.70  0.040 / 0.040
G14     4.8            65.2                8.2 +/-    0.68       8.9 +/-    0.68  0.040 / 0.040
G18     119.3          11.3               10.6 +/-    2.52      28.8 +/-    2.52  0.100 / 0.260
G22     310.4          27.2                7.1 +/-    1.41      13.3 +/-    1.41  0.120 / 0.220
G25     78.3           17.2               11.2 +/-    1.21      26.3 +/-    1.21  0.060 / 0.110
G31     170.9          65.6               12.2 +/-    0.81      13.3 +/-    0.81  0.060 / 0.090
G32     37.1           52.0                9.5 +/-    0.42      11.8 +/-    0.42  0.040 / 0.060