PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/25-17:28:00
G08     319.1          13.0                5.9 +/-    1.60      15.5 +/-    1.60  0.120 / 0.260
G10     307.0          54.9                7.6 +/-    1.12       9.1 +/-    1.12  0.190 / 0.400
G14     211.7          17.5               10.6 +/-    1.84      24.9 +/-    1.84  0.070 / 0.090
G15     45.8           24.7                6.6 +/-    0.63      13.0 +/-    0.63  0.060 / 0.080
G20     6.8            64.7                8.6 +/-    0.54       9.4 +/-    0.54  0.050 / 0.040
G21     114.3          67.7               10.2 +/-    0.61      11.0 +/-    0.61  0.040 / 0.050
G24     86.3           27.5                8.8 +/-    1.45      16.2 +/-    1.45  0.140 / 0.240
G27     296.0          35.1                8.7 +/-    1.20      13.9 +/-    1.20  0.120 / 0.210
G32     213.2          37.4               10.8 +/-    1.72      16.3 +/-    1.72  0.070 / 0.110