PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/14-14:12:30
G01     308.0          32.5                5.6 +/-    2.06       9.3 +/-    2.06  0.110 / 0.170
G10     105.0          41.0                8.1 +/-    0.99      11.5 +/-    0.99  0.100 / 0.110
G11     285.9          26.9                5.8 +/-    1.49      10.9 +/-    1.49  0.050 / 0.050
G14     348.3          67.9                6.5 +/-    0.59       6.9 +/-    0.59  0.040 / 0.040
G22     310.0          27.7                5.5 +/-    1.52      10.1 +/-    1.52  0.070 / 0.110
G25     83.9           16.5                9.7 +/-    1.52      23.2 +/-    1.52  0.100 / 0.110
G31     165.0          65.1               10.0 +/-    0.51      10.9 +/-    0.51  0.040 / 0.040
G32     36.4           52.2                6.4 +/-    1.04       7.9 +/-    1.04  0.030 / 0.030