PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/11-17:12:40
G05     51.6           12.0                7.3 +/-    2.12      19.4 +/-    2.12  0.190 / 0.110
G10     241.5          17.5               11.0 +/-    0.90      25.8 +/-    0.90  0.210 / 0.120
G13     67.2           36.0                7.6 +/-    1.44      11.8 +/-    1.44  0.030 / 0.050
G15     108.4          56.0               10.7 +/-    0.84      12.6 +/-    0.84  0.040 / 0.050
G16     312.7          11.3                4.4 +/-    9.07      11.9 +/-    9.07  0.050 / 0.040
G18     254.5          49.4                8.9 +/-    5.37      11.3 +/-    5.37  0.030 / 0.050
G20     32.7           60.4                8.8 +/-    0.95       9.9 +/-    0.95  0.110 / 0.210
G21     324.5          55.1                8.4 +/-    0.56      10.0 +/-    0.56  0.120 / 0.170
G26     283.4          18.3                8.2 +/-    2.27      18.9 +/-    2.27  0.260 / 0.450
G29     157.3          56.9               10.9 +/-    0.45      12.7 +/-    0.45  0.280 / 0.480