PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/29-00:58:10
G08     317.3          13.6                6.0 +/-    2.07      15.4 +/-    2.07  0.090 / 0.080
G10     322.8          58.7                8.1 +/-    0.64       9.4 +/-    0.64  0.070 / 0.080
G14     214.6          23.8               12.2 +/-    1.92      24.5 +/-    1.92  0.040 / 0.040
G15     46.0           15.5                6.2 +/-    2.81      15.3 +/-    2.81  0.040 / 0.040
G20     24.2           62.7                9.2 +/-    1.44      10.2 +/-    1.44  0.200 / 0.380
G21     126.5          63.9               10.5 +/-    0.63      11.5 +/-    0.63  0.140 / 0.370
G24     82.3           30.2                8.9 +/-    1.14      15.5 +/-    1.14  0.250 / 0.280
G27     284.1          37.8               11.0 +/-    0.62      16.6 +/-    0.62  0.170 / 0.170
G32     217.8          45.0               10.5 +/-    0.90      14.1 +/-    0.90  0.150 / 0.330