PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/07-04:13:10
G10     271.1          40.4               14.7 +/-    0.92      21.3 +/-    0.92  0.110 / 0.450
G13     40.4           15.5                8.8 +/-    2.34      21.7 +/-    2.34  0.130 / 0.540
G15     56.0           46.5               10.0 +/-    0.91      13.2 +/-    0.91  0.040 / 0.040
G16     274.6          10.8               12.7 +/-    2.75      34.9 +/-    2.75  0.040 / 0.040
G20     323.3          66.3                9.4 +/-    0.79      10.2 +/-    0.79  0.140 / 0.460
G21     10.6           73.8               11.7 +/-    0.40      12.2 +/-    0.40  0.150 / 0.590
G24     116.7          16.4               11.9 +/-    1.98      28.7 +/-    1.98  0.090 / 0.230
G27     316.7          21.9                8.3 +/-    2.94      17.5 +/-    2.94  0.070 / 0.190
G29     168.7          28.0               13.7 +/-    1.01      25.0 +/-    1.01  0.110 / 0.170
G32     204.4          14.1               17.7 +/-    1.05      44.9 +/-    1.05  0.090 / 0.170