PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/07-11:12:30
G02     354.0          76.6                2.7 +/-    0.71       2.7 +/-    0.71  0.030 / 0.040
G05     167.1          32.3                5.9 +/-    1.02       9.9 +/-    1.02  0.020 / 0.030
G06     41.7           37.9                1.7 +/-    0.99       2.5 +/-    0.99  0.080 / 0.170
G12     306.6          76.1                2.5 +/-    1.28       2.6 +/-    1.28  0.080 / 0.160
G17     86.7           10.4               -0.2 +/-    2.11      -0.6 +/-    2.11  0.070 / 0.110
G19     77.0           24.1                5.2 +/-    1.07      10.4 +/-    1.07  0.060 / 0.110
G24     228.6          21.8                6.6 +/-    3.56      14.0 +/-    3.56  0.030 / 0.030
G25     316.6          29.7                2.7 +/-    3.16       4.7 +/-    3.16  0.030 / 0.040