PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/09-17:13:00
G05     50.2           15.0                9.4 +/-    2.14      23.4 +/-    2.14  0.120 / 0.230
G10     239.0          14.8               13.4 +/-    2.06      33.6 +/-    2.06  0.070 / 0.220
G13     71.8           36.8                9.4 +/-    0.96      14.5 +/-    0.96  0.120 / 0.240
G15     115.3          54.5               11.5 +/-    0.70      13.8 +/-    0.70  0.120 / 0.210
G18     250.4          46.6               11.7 +/-    0.99      15.4 +/-    0.99  0.040 / 0.070
G20     29.6           63.7               10.2 +/-    0.65      11.2 +/-    0.65  0.040 / 0.100
G21     320.4          52.6               10.4 +/-    0.91      12.7 +/-    0.91  0.030 / 0.040
G26     287.2          18.8                8.7 +/-    1.48      19.6 +/-    1.48  0.030 / 0.040
G29     155.1          60.9               13.1 +/-    1.04      14.8 +/-    1.04  0.060 / 0.110