PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/27-09:28:10
G08     313.4          17.3                4.6 +/-    4.70      10.9 +/-    4.70  0.040 / 0.050
G10     323.8          58.8                6.6 +/-    0.48       7.5 +/-    0.48  0.040 / 0.040
G14     215.0          26.6                6.3 +/-    2.61      11.8 +/-    2.61  0.150 / 0.200
G15     46.1           13.9                2.0 +/-    1.72       5.1 +/-    1.72  0.120 / 0.180
G20     27.6           62.2                7.9 +/-    1.05       8.9 +/-    1.05  0.030 / 0.030
G21     128.7          59.2                9.5 +/-    0.80      10.9 +/-    0.80  0.030 / 0.030
G24     78.5           29.4                6.9 +/-    1.44      12.2 +/-    1.44  0.090 / 0.050
G27     284.2          37.2                6.9 +/-    0.96      10.6 +/-    0.96  0.070 / 0.050
G32     219.0          42.1                8.0 +/-    0.99      11.2 +/-    0.99  0.080 / 0.070