PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/14-17:13:00
G10     270.4          40.5                9.2 +/-    1.13      13.3 +/-    1.13  0.040 / 0.030
G13     40.5           15.7                6.8 +/-    2.10      16.7 +/-    2.10  0.040 / 0.040
G15     57.8           48.8                8.1 +/-    0.98      10.3 +/-    0.98  0.130 / 0.260
G16     276.9          11.1                7.5 +/-    1.20      20.4 +/-    1.20  0.150 / 0.190
G20     303.6          61.6                8.7 +/-    0.85       9.7 +/-    0.85  0.150 / 0.200
G21     17.6           74.0                9.5 +/-    0.83       9.8 +/-    0.83  0.120 / 0.170
G24     114.0          16.3               11.7 +/-    1.90      28.1 +/-    1.90  0.170 / 0.420
G27     318.2          19.5                7.4 +/-    2.62      16.5 +/-    2.62  0.230 / 0.480
G29     167.6          27.5               10.5 +/-    1.08      19.4 +/-    1.08  0.040 / 0.040
G32     204.7          11.7                0.9 +/-   34.85       2.5 +/-   34.85  0.030 / 0.040