PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-10:28:00
G02     296.2          81.7                8.4 +/-    0.78       8.5 +/-    0.78  0.110 / 0.210
G05     171.0          21.9               10.3 +/-    4.26      21.7 +/-    4.26  0.090 / 0.220
G06     39.7           48.4                6.6 +/-    0.78       8.5 +/-    0.78  0.030 / 0.040
G12     320.5          65.1                6.5 +/-    0.85       7.1 +/-    0.85  0.030 / 0.030
G17     77.8           16.7                6.9 +/-    1.21      16.5 +/-    1.21  0.120 / 0.160
G19     66.9           30.9                7.8 +/-    1.51      13.4 +/-    1.51  0.110 / 0.180
G24     237.8          29.2               10.0 +/-    1.56      17.9 +/-    1.56  0.040 / 0.030
G25     317.2          19.8                1.9 +/-    2.72       4.2 +/-    2.72  0.040 / 0.020