PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/16-16:27:50
G10     253.7          29.7                8.4 +/-    1.21      14.8 +/-    1.21  0.040 / 0.050
G13     50.3           27.4                7.1 +/-    1.25      13.1 +/-    1.25  0.040 / 0.050
G15     83.0           58.1                9.4 +/-    0.79      10.8 +/-    0.79  0.110 / 0.540
G16     292.9          15.0                5.5 +/-    3.68      13.6 +/-    3.68  0.120 / 0.440
G20     274.9          53.1                9.9 +/-    1.02      12.0 +/-    1.02  0.070 / 0.160
G21     342.0          63.9                7.3 +/-    0.49       8.0 +/-    0.49  0.100 / 0.230
G26     266.2          14.0                6.7 +/-    1.12      17.2 +/-    1.12  0.030 / 0.050
G29     164.8          45.3               10.5 +/-    1.13      14.0 +/-    1.13  0.030 / 0.040