PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/08-15:28:10
G02     200.8          14.5               11.1 +/-    1.10      27.9 +/-    1.10  0.090 / 0.160
G06     169.9          51.0               13.3 +/-    0.90      16.6 +/-    0.90  0.120 / 0.200
G13     230.0          15.8               11.7 +/-    2.74      28.6 +/-    2.74  0.080 / 0.300
G17     18.3           62.4               10.1 +/-    0.65      11.3 +/-    0.65  0.140 / 0.280
G19     297.7          69.8               10.5 +/-    0.86      11.1 +/-    0.86  0.080 / 0.310
G24     311.8          27.9                9.9 +/-    1.50      18.2 +/-    1.50  0.110 / 0.240
G28     82.9           42.2               10.2 +/-    0.73      14.3 +/-    0.73  0.060 / 0.090
G30     157.1          19.8               10.3 +/-    2.31      22.9 +/-    2.31  0.040 / 0.090