PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-17:27:40
G08     317.8          13.8                6.8 +/-    1.67      17.3 +/-    1.67  0.080 / 0.240
G10     316.3          57.5               10.3 +/-    0.71      12.0 +/-    0.71  0.100 / 0.240
G14     213.5          16.6               15.4 +/-    2.57      36.9 +/-    2.57  0.050 / 0.070
G15     45.6           16.7                6.2 +/-    0.35      14.8 +/-    0.35  0.050 / 0.080
G20     22.2           62.7                8.9 +/-    0.46       9.9 +/-    0.46  0.030 / 0.040
G21     120.5          66.5                9.9 +/-    0.54      10.7 +/-    0.54  0.030 / 0.030
G24     88.0           29.8                8.5 +/-    1.04      15.0 +/-    1.04  0.030 / 0.040
G27     288.7          37.7                9.6 +/-    1.48      14.5 +/-    1.48  0.030 / 0.040
G32     214.7          43.5               11.7 +/-    1.07      16.1 +/-    1.07  0.110 / 0.250