PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/05-22:42:40
G10     295.2          51.1               10.7 +/-    0.70      13.3 +/-    0.70  0.040 / 0.050
G15     47.3           34.8                9.7 +/-    0.60      15.4 +/-    0.60  0.040 / 0.050
G20     348.3          65.4               10.2 +/-    0.49      11.1 +/-    0.49  0.050 / 0.110
G21     90.0           75.2               11.6 +/-    1.25      11.9 +/-    1.25  0.050 / 0.100
G24     96.9           25.7               12.6 +/-    0.90      24.3 +/-    0.90  0.070 / 0.150
G27     303.0          32.9               11.2 +/-    1.05      18.5 +/-    1.05  0.100 / 0.170
G32     209.6          31.6               12.7 +/-    1.50      21.6 +/-    1.50  0.050 / 0.080