PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/06-17:12:30
G10     255.3          30.9                9.4 +/-    1.52      16.2 +/-    1.52  0.040 / 0.040
G13     48.9           26.3                6.6 +/-    1.84      12.5 +/-    1.84  0.040 / 0.040
G15     80.0           57.8                7.7 +/-    0.88       9.0 +/-    0.88  0.110 / 0.520
G16     290.8          14.9                5.0 +/-    1.96      12.6 +/-    1.96  0.140 / 0.500
G20     277.5          54.2                8.7 +/-    2.95      10.5 +/-    2.95  0.090 / 0.170
G21     344.0          64.9                8.1 +/-    0.54       8.9 +/-    0.54  0.130 / 0.180
G26     264.2          13.3                8.2 +/-    2.50      21.3 +/-    2.50  0.030 / 0.030
G29     165.4          43.5               11.0 +/-    0.98      15.2 +/-    0.98  0.040 / 0.040