PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/07-04:27:40
G08     317.0          14.3                6.9 +/-    1.62      17.6 +/-    1.62  0.040 / 0.050
G10     319.2          58.0                6.3 +/-    1.04       7.3 +/-    1.04  0.040 / 0.050
G14     213.8          23.2               11.7 +/-    1.81      23.8 +/-    1.81  0.050 / 0.090
G15     45.8           16.1                4.7 +/-    1.39      11.4 +/-    1.39  0.050 / 0.080
G20     21.1           63.1                6.3 +/-    0.55       7.0 +/-    0.55  0.050 / 0.040
G21     124.2          64.5                9.1 +/-    0.50      10.0 +/-    0.50  0.040 / 0.040
G24     83.4           29.7                5.3 +/-    0.72       9.3 +/-    0.72  0.100 / 0.300
G27     286.9          37.4                7.4 +/-    0.94      11.2 +/-    0.94  0.100 / 0.310
G32     216.9          41.4               11.5 +/-    1.35      16.3 +/-    1.35  0.070 / 0.140