PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/05-19:57:40
G10     270.9          40.7               12.5 +/-    1.30      18.0 +/-    1.30  0.180 / 0.250
G13     40.3           15.3                8.6 +/-    1.79      21.1 +/-    1.79  0.120 / 0.210
G15     58.6           50.1                9.6 +/-    0.44      12.1 +/-    0.44  0.050 / 0.040
G16     275.5          11.0                9.9 +/-    5.22      27.0 +/-    5.22  0.040 / 0.050
G20     304.5          61.8               10.1 +/-    0.98      11.3 +/-    0.98  0.090 / 0.210
G21     14.1           74.0               11.6 +/-    0.62      12.0 +/-    0.62  0.110 / 0.270
G24     114.6          16.5               13.1 +/-    1.00      31.4 +/-    1.00  0.110 / 0.550
G27     317.6          20.4               10.4 +/-    2.26      22.7 +/-    2.26  0.110 / 0.500
G29     168.2          27.8               13.3 +/-    1.37      24.3 +/-    1.37  0.040 / 0.050
G32     204.6          13.0               15.4 +/-    2.60      40.2 +/-    2.60  0.030 / 0.040