PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/30-21:27:50
G01     303.9          35.2                8.6 +/-    1.48      13.6 +/-    1.48  0.090 / 0.130
G10     109.4          38.2                9.9 +/-    0.45      14.9 +/-    0.45  0.110 / 0.110
G11     278.2          28.3                9.0 +/-    1.56      16.4 +/-    1.56  0.040 / 0.040
G14     5.3            65.0                8.2 +/-    0.45       9.0 +/-    0.45  0.030 / 0.040
G18     119.7          10.6               11.5 +/-    2.11      31.7 +/-    2.11  0.070 / 0.130
G22     310.6          27.8                8.3 +/-    3.14      15.2 +/-    3.14  0.090 / 0.120
G25     78.1           17.4                9.3 +/-    2.25      21.7 +/-    2.25  0.020 / 0.030
G31     168.7          66.9               10.6 +/-    0.53      11.4 +/-    0.53  0.040 / 0.030
G32     38.3           51.1                7.9 +/-    1.77       9.9 +/-    1.77  0.080 / 0.090