PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/24-23:57:50
G01     304.4          34.9               14.3 +/-    1.24      22.7 +/-    1.24  0.050 / 0.080
G10     108.8          38.8               12.0 +/-    1.04      17.8 +/-    1.04  0.050 / 0.080
G11     277.8          28.8               14.3 +/-    0.97      25.7 +/-    0.97  0.060 / 0.150
G14     5.6            65.0               10.8 +/-    0.70      11.8 +/-    0.70  0.060 / 0.130
G18     119.2          11.7               11.1 +/-    3.50      29.9 +/-    3.50  0.100 / 0.250
G22     310.3          27.2               11.7 +/-    1.67      21.7 +/-    1.67  0.100 / 0.220
G25     77.6           17.1               11.2 +/-    1.73      26.5 +/-    1.73  0.040 / 0.040
G31     172.8          64.8               13.2 +/-    0.82      14.5 +/-    0.82  0.030 / 0.040
G32     36.2           52.6               11.7 +/-    0.30      14.3 +/-    0.30  0.030 / 0.080