PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/07-19:57:50
G08     319.3          12.3               10.7 +/-    1.62      28.4 +/-    1.62  0.060 / 0.100
G10     314.9          57.2               12.8 +/-    1.11      14.9 +/-    1.11  0.050 / 0.100
G14     213.1          17.3               14.0 +/-    2.22      33.0 +/-    2.22  0.040 / 0.040
G15     45.6           18.9                9.6 +/-    1.22      21.6 +/-    1.22  0.040 / 0.050
G20     18.5           63.3               10.4 +/-    0.42      11.5 +/-    0.42  0.090 / 0.280
G21     118.9          67.8               13.9 +/-    1.19      14.9 +/-    1.19  0.110 / 0.330
G24     88.8           29.7               11.3 +/-    0.74      20.0 +/-    0.74  0.070 / 0.150
G27     289.7          37.5               10.9 +/-    1.21      16.6 +/-    1.21  0.070 / 0.120
G32     214.5          42.2               13.9 +/-    0.94      19.6 +/-    0.94  0.180 / 0.320