PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/14-18:27:50
G01     305.1          36.4                8.2 +/-    1.25      12.6 +/-    1.25  0.110 / 0.140
G10     106.9          37.4               10.7 +/-    0.77      16.3 +/-    0.77  0.090 / 0.160
G11     285.6          25.5                8.5 +/-    0.89      16.4 +/-    0.89  0.060 / 0.040
G14     346.7          68.0                7.8 +/-    0.52       8.3 +/-    0.52  0.060 / 0.050
G20     121.7          10.4               10.2 +/-    2.21      28.2 +/-    2.21  0.060 / 0.060
G22     310.2          25.3                6.1 +/-    1.53      11.9 +/-    1.53  0.060 / 0.080
G25     81.6           16.1               10.5 +/-    1.78      25.4 +/-    1.78  0.090 / 0.170
G31     166.8          64.7                8.8 +/-    0.63       9.6 +/-    0.63  0.140 / 0.150
G32     38.4           50.7                8.9 +/-    1.45      11.1 +/-    1.45  0.040 / 0.040