PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/29-13:12:30
G02     248.7          76.6                5.6 +/-    0.31       5.7 +/-    0.31  0.130 / 0.120
G05     172.8          16.3                5.0 +/-    1.65      12.0 +/-    1.65  0.080 / 0.140
G06     40.0           54.9                3.8 +/-    0.59       4.5 +/-    0.59  0.060 / 0.040
G12     321.6          55.5                4.8 +/-    0.61       5.7 +/-    0.61  0.060 / 0.050
G17     71.5           22.1                2.5 +/-    1.10       5.3 +/-    1.10  0.060 / 0.030
G19     60.3           35.3                3.7 +/-    1.20       5.9 +/-    1.20  0.060 / 0.030
G24     244.4          33.3                6.6 +/-    1.98      10.8 +/-    1.98  0.080 / 0.080
G25     316.6          13.3               -6.4 +/-   26.46     -16.6 +/-   26.46  0.100 / 0.090