PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/10-17:12:30
G02     28.9           58.3               11.7 +/-    0.71      13.5 +/-    0.71  0.030 / 0.040
G05     143.0          62.1               15.1 +/-    0.57      16.8 +/-    0.57  0.030 / 0.030
G06     54.6           14.1               10.0 +/-    2.88      25.4 +/-    2.88  0.030 / 0.040
G12     190.9          64.3               14.4 +/-    0.53      15.8 +/-    0.53  0.030 / 0.040
G19     99.2           12.9               12.1 +/-    2.71      31.6 +/-    2.71  0.050 / 0.040
G25     293.2          55.7               13.8 +/-    4.26      16.3 +/-    4.26  0.030 / 0.050
G29     307.6          27.8                9.5 +/-    1.28      17.5 +/-    1.28  0.110 / 0.230