PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/11-08:42:30
G02     203.0          36.6                5.9 +/-    1.09       9.0 +/-    1.09  0.090 / 0.170
G06     155.0          70.3                7.1 +/-    0.50       7.5 +/-    0.50  0.080 / 0.170
G12     308.3          19.0                3.3 +/-    0.92       7.3 +/-    0.92  0.080 / 0.110
G17     36.6           48.5                4.9 +/-    1.43       6.4 +/-    1.43  0.100 / 0.100
G19     7.8            63.7                5.1 +/-    0.45       5.6 +/-    0.45  0.060 / 0.090
G24     297.8          37.3                3.7 +/-    3.71       5.7 +/-    3.71  0.050 / 0.110
G28     98.8           37.8                7.2 +/-    0.88      10.9 +/-    0.88  0.040 / 0.050