PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/08-00:27:50
G08     314.4          15.5                6.7 +/-    1.73      16.5 +/-    1.73  0.050 / 0.070
G10     331.3          60.1               14.1 +/-    0.38      16.0 +/-    0.38  0.060 / 0.080
G14     216.7          27.8               12.6 +/-    1.79      23.2 +/-    1.79  0.030 / 0.040
G15     46.6           11.9                5.7 +/-    4.19      15.3 +/-    4.19  0.040 / 0.040
G20     33.9           61.1                7.9 +/-    0.57       8.8 +/-    0.57  0.090 / 0.170
G21     132.2          59.8               10.1 +/-    0.53      11.5 +/-    0.53  0.250 / 0.270
G24     77.1           30.4                9.3 +/-    0.94      16.2 +/-    0.94  0.190 / 0.150
G27     278.1          37.8                9.7 +/-    1.11      14.6 +/-    1.11  0.370 / 0.290
G32     221.0          49.8               11.5 +/-    1.82      14.5 +/-    1.82  0.110 / 0.070