PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/05-14:12:30
G02     31.6           57.2                5.4 +/-    0.47       6.3 +/-    0.47  0.030 / 0.040
G05     147.7          58.7                7.6 +/-    0.93       8.7 +/-    0.93  0.030 / 0.040
G06     51.5           20.9                3.3 +/-    1.60       7.2 +/-    1.60  0.090 / 0.180
G12     207.9          71.6                6.5 +/-    0.95       6.8 +/-    0.95  0.070 / 0.190
G19     98.5           10.2                7.3 +/-    1.56      20.4 +/-    1.56  0.040 / 0.040
G20     198.6          22.5                7.4 +/-    1.10      15.3 +/-    1.10  0.030 / 0.040
G25     299.9          52.7                6.6 +/-    1.14       8.0 +/-    1.14  0.070 / 0.140
G29     308.3          31.2                5.5 +/-    1.26       9.4 +/-    1.26  0.070 / 0.150