PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/28-14:13:10
G02     5.5            72.0                7.7 +/-    0.75       8.0 +/-    0.75  0.040 / 0.060
G05     162.5          41.0               10.5 +/-    0.94      15.0 +/-    0.94  0.040 / 0.050
G06     44.3           30.7                5.8 +/-    1.16      10.0 +/-    1.16  0.100 / 0.280
G12     278.7          80.0                6.3 +/-    1.13       6.4 +/-    1.13  0.080 / 0.260
G19     83.8           19.7                7.2 +/-    0.89      16.0 +/-    0.89  0.060 / 0.120
G24     222.9          16.5                8.8 +/-    2.18      21.1 +/-    2.18  0.050 / 0.110
G25     314.6          36.4                3.8 +/-    2.03       6.0 +/-    2.03  0.020 / 0.020
G29     292.2          13.8                7.0 +/-    2.33      17.8 +/-    2.33  0.030 / 0.030