PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/24-09:27:30
G08     317.7          14.1                2.6 +/-    2.97       6.7 +/-    2.97  0.040 / 0.040
G10     313.1          56.6                4.2 +/-    1.63       4.9 +/-    1.63  0.040 / 0.040
G14     212.6          21.0                3.4 +/-    3.07       7.2 +/-    3.07  0.160 / 0.200
G15     45.6           19.0                2.7 +/-    2.45       6.1 +/-    2.45  0.270 / 0.240
G20     14.8           63.9                4.5 +/-    0.66       5.0 +/-    0.66  0.080 / 0.040
G21     120.5          64.3                6.6 +/-    0.69       7.3 +/-    0.69  0.080 / 0.040
G24     85.4           28.8                6.2 +/-    1.32      11.1 +/-    1.32  0.070 / 0.090
G27     291.9          36.3                6.7 +/-    1.82      10.5 +/-    1.82  0.070 / 0.070
G32     215.5          36.4                5.7 +/-    1.43       8.8 +/-    1.43  0.070 / 0.100