PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/09-18:12:30
G10     292.9          50.5               11.1 +/-    2.93      14.0 +/-    2.93  0.050 / 0.030
G15     47.3           33.6                9.5 +/-    1.05      15.4 +/-    1.05  0.040 / 0.030
G20     344.4          65.4               11.7 +/-    0.42      12.7 +/-    0.42  0.070 / 0.080
G21     88.5           74.5               13.5 +/-    0.37      13.9 +/-    0.37  0.100 / 0.070
G24     97.0           24.9               14.4 +/-    0.95      28.2 +/-    0.95  0.090 / 0.110
G27     305.5          31.3               10.5 +/-    0.96      18.0 +/-    0.96  0.090 / 0.120
G29     167.9          10.2               15.7 +/-    3.53      43.6 +/-    3.53  0.070 / 0.100
G32     209.2          28.7               16.0 +/-    1.60      28.9 +/-    1.60  0.070 / 0.090