PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/10-09:57:40
G02     225.8          69.9                5.9 +/-    0.66       6.2 +/-    0.66  0.050 / 0.050
G06     44.6           65.7                5.3 +/-    0.68       5.7 +/-    0.68  0.050 / 0.050
G12     321.3          47.2                5.3 +/-    1.06       6.9 +/-    1.06  0.150 / 0.360
G17     63.7           27.0                2.9 +/-    1.82       5.5 +/-    1.82  0.170 / 0.370
G19     50.0           41.8                4.7 +/-    0.84       6.6 +/-    0.84  0.060 / 0.100
G24     256.3          38.4                5.8 +/-    1.44       8.7 +/-    1.44  0.060 / 0.110
G28     125.9          14.7                8.5 +/-    2.01      21.4 +/-    2.01  0.060 / 0.090