PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/05/10-00:42:30
G02     1.2            75.0               10.9 +/-    0.41      11.2 +/-    0.41  0.030 / 0.030
G05     160.8          38.8               16.6 +/-    0.95      24.6 +/-    0.95  0.030 / 0.030
G06     43.0           35.7               10.3 +/-    1.45      16.2 +/-    1.45  0.060 / 0.050
G12     301.2          75.6               13.8 +/-    0.42      14.2 +/-    0.42  0.060 / 0.070
G17     88.4           11.7               13.5 +/-    1.97      36.2 +/-    1.97  0.210 / 0.470
G19     78.5           25.7               12.8 +/-    3.07      24.6 +/-    3.07  0.200 / 0.280
G24     224.9          19.6               15.7 +/-    4.29      34.9 +/-    4.29  0.060 / 0.060
G25     316.5          32.2               10.8 +/-    1.84      18.0 +/-    1.84  0.060 / 0.070
G29     289.1          10.7               -7.5 +/-   10.68     -20.6 +/-   10.68  0.070 / 0.110