PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/10-21:27:50
G08     276.0          20.6                9.7 +/-    3.27      21.0 +/-    3.27  0.140 / 0.250
G10     50.3           59.4                9.2 +/-    1.07      10.5 +/-    1.07  0.120 / 0.270
G11     317.2          10.7               -4.6 +/-   15.67     -12.7 +/-   15.67  0.040 / 0.060
G14     249.3          58.5               11.2 +/-    0.90      12.9 +/-    0.90  0.040 / 0.070
G20     89.4           39.6                9.0 +/-    0.89      13.2 +/-    0.89  0.210 / 0.350
G21     153.9          22.9               13.1 +/-    1.56      26.9 +/-    1.56  0.140 / 0.290
G24     43.8           16.0                6.9 +/-    2.10      16.7 +/-    2.10  0.150 / 0.140
G27     237.2          21.1               11.5 +/-    2.26      24.5 +/-    2.26  0.160 / 0.140
G31     178.9          23.9               11.9 +/-    1.69      23.8 +/-    1.69  0.030 / 0.020
G32     313.8          76.7                9.8 +/-    0.68      10.0 +/-    0.68  0.030 / 0.030