PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/10-18:57:50
G10     286.2          47.2               11.6 +/-    1.60      15.2 +/-    1.60  0.070 / 0.100
G15     47.8           34.0               10.6 +/-    0.44      17.2 +/-    0.44  0.060 / 0.120
G18     343.4          67.0               11.5 +/-    0.82      12.4 +/-    0.82  0.110 / 0.160
G20     65.6           24.2               11.5 +/-    1.43      22.8 +/-    1.43  0.080 / 0.190
G21     78.9           74.7               14.0 +/-    1.01      14.4 +/-    1.01  0.080 / 0.200
G24     106.8          23.1               14.7 +/-    1.70      29.9 +/-    1.70  0.070 / 0.190
G27     306.6          31.4               12.5 +/-    1.10      21.2 +/-    1.10  0.040 / 0.050
G32     208.5          22.8               15.2 +/-    0.77      31.3 +/-    0.77  0.050 / 0.050