PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/07-22:12:30
G02     19.6           65.3               11.6 +/-    0.51      12.7 +/-    0.51  0.150 / 0.320
G05     153.1          50.8               18.0 +/-    1.35      22.4 +/-    1.35  0.220 / 0.300
G06     46.9           26.5               10.6 +/-    1.64      20.0 +/-    1.64  0.050 / 0.090
G12     250.1          79.0               12.8 +/-    1.05      13.0 +/-    1.05  0.050 / 0.080
G19     89.7           16.2               13.1 +/-    1.23      31.5 +/-    1.23  0.060 / 0.060
G24     216.4          11.2               20.1 +/-    1.67      54.6 +/-    1.67  0.060 / 0.050
G25     310.4          43.5               12.1 +/-    1.37      16.7 +/-    1.37  0.030 / 0.030
G29     299.0          21.0               13.7 +/-    1.60      29.4 +/-    1.60  0.030 / 0.030