PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/07-16:42:40
G10     245.5          22.7               12.1 +/-    2.19      25.0 +/-    2.19  0.040 / 0.040
G13     59.5           32.6                8.4 +/-    0.68      13.9 +/-    0.68  0.030 / 0.040
G15     104.7          58.5               11.3 +/-    0.45      13.0 +/-    0.45  0.100 / 0.400
G16     302.3          15.2                6.6 +/-    1.24      16.5 +/-    1.24  0.090 / 0.370
G20     262.0          46.7               11.5 +/-    4.23      15.1 +/-    4.23  0.060 / 0.100
G21     328.7          57.0               10.2 +/-    0.64      12.0 +/-    0.64  0.050 / 0.090
G26     275.2          17.5                9.5 +/-    3.02      22.3 +/-    3.02  0.030 / 0.030
G29     161.9          56.6               12.1 +/-    0.54      14.2 +/-    0.54  0.030 / 0.030