PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/05-22:13:10
G10     277.8          44.1               11.2 +/-    1.76      15.3 +/-    1.76  0.080 / 0.110
G13     38.4           10.7                8.5 +/-    2.07      23.3 +/-    2.07  0.080 / 0.130
G15     53.8           46.3                9.8 +/-    0.93      12.9 +/-    0.93  0.130 / 0.220
G20     317.1          63.7                8.1 +/-    0.70       8.9 +/-    0.70  0.110 / 0.210
G21     32.4           76.4                9.6 +/-    0.69       9.8 +/-    0.69  0.040 / 0.040
G24     109.9          19.7               12.0 +/-    1.39      26.6 +/-    1.39  0.040 / 0.050
G27     313.9          25.1                8.9 +/-    1.50      17.3 +/-    1.50  0.110 / 0.320
G29     168.8          22.2               13.5 +/-    1.79      28.2 +/-    1.79  0.110 / 0.370
G32     205.6          19.0               15.1 +/-    4.14      34.2 +/-    4.14  0.030 / 0.040