PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/29-21:42:30
G10     278.1          45.2               11.9 +/-    1.19      15.9 +/-    1.19  0.050 / 0.050
G13     38.2           10.1                6.1 +/-    4.77      17.0 +/-    4.77  0.050 / 0.050
G15     51.8           42.1               10.2 +/-    0.76      14.3 +/-    0.76  0.040 / 0.060
G20     317.9          63.7               10.3 +/-    0.95      11.4 +/-    0.95  0.050 / 0.060
G21     28.3           76.0               11.7 +/-    0.94      12.0 +/-    0.94  0.110 / 0.720
G24     114.0          19.3               13.2 +/-    1.60      29.6 +/-    1.60  0.100 / 0.560
G27     314.1          25.3                8.4 +/-    1.13      16.3 +/-    1.13  0.150 / 0.220
G29     167.9          22.3               13.7 +/-    1.21      28.5 +/-    1.21  0.240 / 0.360
G32     205.5          17.3               15.9 +/-    3.00      37.5 +/-    3.00  0.090 / 0.130