PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/27-17:12:40
G08     320.9          11.1               -7.5 +/-   30.00     -20.3 +/-   30.00  0.160 / 0.380
G10     302.1          53.5                7.9 +/-    1.01       9.5 +/-    1.01  0.160 / 0.470
G14     210.7          14.7               10.6 +/-    5.03      26.7 +/-    5.03  0.090 / 0.120
G15     46.0           27.4                5.6 +/-    1.62      10.4 +/-    1.62  0.100 / 0.120
G20     359.5          65.1                7.5 +/-    0.56       8.2 +/-    0.56  0.030 / 0.030
G21     107.8          70.0                9.5 +/-    0.76      10.1 +/-    0.76  0.030 / 0.030
G24     89.7           26.8                9.0 +/-    0.97      16.8 +/-    0.97  0.060 / 0.090
G27     299.5          34.0                6.5 +/-    2.25      10.5 +/-    2.25  0.080 / 0.080
G32     211.8          34.4               11.2 +/-    2.24      18.0 +/-    2.24  0.220 / 0.310