PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/08-22:42:40
G01     309.7          31.0               12.5 +/-    0.80      21.5 +/-    0.80  0.130 / 0.140
G10     102.2          43.2               12.3 +/-    0.67      17.0 +/-    0.67  0.160 / 0.100
G11     285.3          28.5               12.8 +/-    0.90      23.2 +/-    0.90  0.080 / 0.110
G14     351.4          68.1               10.2 +/-    0.78      10.9 +/-    0.78  0.090 / 0.120
G18     115.2          16.0               14.0 +/-    2.17      34.1 +/-    2.17  0.080 / 0.210
G22     308.1          22.3               11.7 +/-    1.98      24.4 +/-    1.98  0.120 / 0.210
G25     84.3           15.5               14.7 +/-    1.99      36.3 +/-    1.99  0.040 / 0.030
G31     175.1          58.2               11.5 +/-    0.54      13.3 +/-    0.54  0.030 / 0.040
G32     29.6           56.6               10.3 +/-    0.95      12.1 +/-    0.95  0.050 / 0.030