PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/07-10:43:10
G02     280.2          81.3                4.3 +/-    0.97       4.4 +/-    0.97  0.030 / 0.030
G05     171.9          19.8                4.2 +/-    2.14       9.3 +/-    2.14  0.030 / 0.040
G06     39.6           50.3                3.4 +/-    0.47       4.3 +/-    0.47  0.090 / 0.110
G12     321.2          62.7                3.8 +/-    1.43       4.2 +/-    1.43  0.070 / 0.120
G17     76.1           18.0               -0.1 +/-    1.86      -0.2 +/-    1.86  0.080 / 0.230
G19     65.0           32.1                3.9 +/-    0.61       6.5 +/-    0.61  0.080 / 0.210
G24     239.7          30.4                6.0 +/-    1.39      10.3 +/-    1.39  0.030 / 0.040
G25     317.1          17.9                4.6 +/-    1.52      10.7 +/-    1.52  0.030 / 0.030