PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/10-22:27:40
G10     298.8          52.4               11.7 +/-    1.53      14.4 +/-    1.53  0.060 / 0.090
G14     210.5          11.7                6.8 +/-   33.63      18.4 +/-   33.63  0.060 / 0.080
G15     46.8           32.8               10.3 +/-    1.31      17.0 +/-    1.31  0.110 / 0.540
G20     354.4          65.3               11.5 +/-    0.50      12.5 +/-    0.50  0.130 / 0.500
G21     98.6           73.7               13.5 +/-    0.59      14.0 +/-    0.59  0.070 / 0.130
G24     94.1           26.5               12.0 +/-    0.99      22.7 +/-    0.99  0.070 / 0.130
G27     300.4          34.0               10.3 +/-    1.96      16.7 +/-    1.96  0.040 / 0.030
G32     210.6          34.0               15.9 +/-    1.37      25.7 +/-    1.37  0.030 / 0.030