PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/07/25-00:43:00
G05     51.3           13.4                7.3 +/-    4.61      18.9 +/-    4.61  0.310 / 0.320
G10     241.5          17.2               12.6 +/-   15.50      29.8 +/-   15.50  0.110 / 0.330
G13     67.3           36.1                9.3 +/-    1.64      14.4 +/-    1.64  0.610 / 0.400
G15     115.7          56.3               12.4 +/-    0.83      14.5 +/-    0.83  0.110 / 0.160
G16     308.4          13.7                7.8 +/-    1.37      19.9 +/-    1.37  0.550 / 0.260
G18     252.9          46.6                7.5 +/-   23.22       9.8 +/-   23.22  0.100 / 0.150
G20     35.7           57.6               10.2 +/-    1.11      11.8 +/-    1.11  0.150 / 0.360
G26     280.9          19.0                8.8 +/-    7.23      19.9 +/-    7.23  0.180 / 0.140
G29     160.1          61.3               10.8 +/-    1.17      12.1 +/-    1.17  0.110 / 0.130