PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/08-22:28:10
G01     314.0          26.5               11.7 +/-    1.92      22.1 +/-    1.92  0.160 / 0.240
G10     94.5           47.5               10.9 +/-    1.06      14.1 +/-    1.06  0.160 / 0.180
G11     292.3          27.4               10.1 +/-    1.26      18.7 +/-    1.26  0.130 / 0.150
G14     334.2          70.4               10.3 +/-    0.61      10.8 +/-    0.61  0.150 / 0.180
G18     110.7          20.6               12.0 +/-    1.89      25.9 +/-    1.89  0.130 / 0.210
G22     305.4          17.4               10.6 +/-    1.50      24.9 +/-    1.50  0.130 / 0.300
G25     90.4           13.2               14.6 +/-    2.36      38.0 +/-    2.36  0.050 / 0.050
G31     177.1          51.0               12.5 +/-    0.81      15.6 +/-    0.81  0.050 / 0.040
G32     21.2           61.1               11.0 +/-    0.62      12.3 +/-    0.62  0.040 / 0.020