PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/07-02:12:50
G08     270.1          17.4                9.0 +/-    1.73      21.2 +/-    1.73  0.100 / 0.200
G10     65.8           56.3                8.4 +/-    0.41       9.8 +/-    0.41  0.100 / 0.210
G11     311.1          17.4               -1.6 +/-   19.67      -3.8 +/-   19.67  0.040 / 0.050
G14     267.8          66.3                8.1 +/-    0.92       8.7 +/-    0.92  0.040 / 0.070
G18     311.6          33.8                5.3 +/-    2.27       8.5 +/-    2.27  0.190 / 0.320
G20     97.1           35.6                8.4 +/-    0.80      13.1 +/-    0.80  0.190 / 0.430
G21     155.6          14.8               12.3 +/-    1.30      30.8 +/-    1.30  0.170 / 0.270
G27     231.0          15.4               11.3 +/-    0.94      27.8 +/-    0.94  0.170 / 0.250
G31     176.7          33.1               11.5 +/-    1.79      18.9 +/-    1.79  0.030 / 0.040
G32     341.4          73.8                8.2 +/-    0.63       8.5 +/-    0.63  0.030 / 0.040