PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/09-16:58:10
G10     254.6          30.3                9.6 +/-    1.80      16.7 +/-    1.80  0.130 / 0.410
G13     49.5           26.8                9.5 +/-    1.09      17.8 +/-    1.09  0.140 / 0.430
G15     81.4           58.0               11.2 +/-    0.77      13.0 +/-    0.77  0.040 / 0.050
G16     291.7          15.0                6.6 +/-    2.30      16.5 +/-    2.30  0.040 / 0.040
G20     276.4          53.7               11.6 +/-    0.96      14.0 +/-    0.96  0.050 / 0.060
G21     343.0          64.4                8.3 +/-    0.85       9.1 +/-    0.85  0.040 / 0.060
G26     265.0          13.6                7.9 +/-    1.40      20.3 +/-    1.40  0.110 / 0.220
G29     165.2          44.3               14.5 +/-    0.83      19.7 +/-    0.83  0.070 / 0.160