PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/26-22:12:30
G02     28.5           59.2               12.7 +/-    0.94      14.5 +/-    0.94  0.040 / 0.030
G05     144.2          58.9               14.0 +/-    0.68      16.1 +/-    0.68  0.050 / 0.030
G06     52.1           17.6               10.2 +/-    2.54      23.8 +/-    2.54  0.050 / 0.040
G12     199.1          70.7               13.5 +/-    0.81      14.2 +/-    0.81  0.050 / 0.030
G19     96.0           14.2               11.8 +/-    1.73      29.9 +/-    1.73  0.100 / 0.290
G25     302.4          50.7               11.4 +/-    2.53      14.3 +/-    2.53  0.130 / 0.380
G29     304.0          24.0               10.8 +/-    1.21      21.5 +/-    1.21  0.050 / 0.080