PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/08-21:57:50
G02     255.9          78.7               10.4 +/-    0.59      10.6 +/-    0.59  0.060 / 0.180
G05     169.5          20.3               14.4 +/-    0.81      31.5 +/-    0.81  0.060 / 0.150
G06     40.2           53.2                9.9 +/-    0.41      12.1 +/-    0.41  0.070 / 0.120
G12     321.6          57.7                9.7 +/-    1.56      11.3 +/-    1.56  0.100 / 0.110
G17     73.4           21.6                8.8 +/-    1.46      18.6 +/-    1.46  0.040 / 0.050
G19     59.7           37.8                9.6 +/-    1.11      14.5 +/-    1.11  0.040 / 0.050
G24     240.4          32.3               13.7 +/-    2.06      22.8 +/-    2.06  0.080 / 0.170
G25     317.3          15.4                9.6 +/-    1.85      23.8 +/-    1.85  0.100 / 0.150