PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/12-00:28:10
G01     312.4          28.3                9.3 +/-    1.00      16.9 +/-    1.00  0.100 / 0.140
G10     97.5           45.9                9.9 +/-    0.61      13.1 +/-    0.61  0.100 / 0.140
G11     288.9          28.4                7.5 +/-    1.25      13.6 +/-    1.25  0.100 / 0.160
G14     342.6          69.5                9.7 +/-    0.61      10.3 +/-    0.61  0.130 / 0.170
G18     112.3          19.4               10.1 +/-    1.01      22.5 +/-    1.01  0.100 / 0.190
G22     306.5          19.4                8.4 +/-    1.28      18.8 +/-    1.28  0.070 / 0.220
G25     87.1           14.0                9.4 +/-    1.67      24.0 +/-    1.67  0.030 / 0.040
G31     176.2          53.9               12.1 +/-    1.81      14.5 +/-    1.81  0.040 / 0.060
G32     22.9           60.1                8.3 +/-    0.84       9.4 +/-    0.84  0.030 / 0.030