PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/08-21:42:40
G08     273.0          19.7               10.1 +/-    1.45      22.3 +/-    1.45  0.340 / 0.290
G10     56.2           58.4               12.4 +/-    0.50      14.3 +/-    0.50  0.160 / 0.350
G11     315.5          12.8                7.9 +/-    2.26      20.6 +/-    2.26  0.040 / 0.070
G14     254.4          60.8               11.8 +/-    0.80      13.3 +/-    0.80  0.050 / 0.060
G20     92.5           37.7               11.9 +/-    1.14      17.9 +/-    1.14  0.250 / 0.270
G21     154.6          19.9               12.0 +/-    1.82      26.5 +/-    1.82  0.160 / 0.310
G24     42.2           13.8                8.4 +/-    3.90      21.5 +/-    3.90  0.160 / 0.410
G27     234.8          19.0               11.3 +/-    5.47      25.4 +/-    5.47  0.180 / 0.400
G31     178.2          27.0               13.9 +/-    2.58      26.0 +/-    2.58  0.110 / 0.250
G32     327.3          76.0               11.4 +/-    0.85      11.7 +/-    0.85  0.160 / 0.310