PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/07-21:42:50
G08     267.5          18.5               23.7 +/-    2.26      54.0 +/-    2.26  0.120 / 0.180
G10     58.2           59.4               20.7 +/-    0.96      23.7 +/-    0.96  0.280 / 0.240
G11     311.9          16.9               17.5 +/-    1.24      41.5 +/-    1.24  0.110 / 0.250
G14     266.2          66.4               23.2 +/-    0.74      25.0 +/-    0.74  0.110 / 0.320
G18     91.4           36.1               20.1 +/-    0.83      31.3 +/-    0.83  0.080 / 0.110
G21     153.2          13.0               26.0 +/-    3.06      67.9 +/-    3.06  0.080 / 0.120
G24     40.7           12.0               13.8 +/-    2.05      36.8 +/-    2.05  0.250 / 0.180
G27     231.3          16.1               28.6 +/-    2.97      69.2 +/-    2.97  0.180 / 0.210
G31     181.1          26.3               31.4 +/-    0.90      59.5 +/-    0.90  0.040 / 0.050
G32     326.1          74.6               21.9 +/-    0.47      22.6 +/-    0.47  0.030 / 0.040