PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/02-05:57:50
G07     48.9           69.2                4.5 +/-    0.41       4.8 +/-    0.41  0.030 / 0.040
G08     51.0           39.3                3.3 +/-    1.37       4.9 +/-    1.37  0.040 / 0.060
G09     175.1          35.0                7.6 +/-    1.31      12.1 +/-    1.31  0.030 / 0.030
G11     119.1          34.2                8.4 +/-    0.65      13.5 +/-    0.65  0.030 / 0.030
G17     198.6          14.5                2.5 +/-    1.94       6.2 +/-    1.94  0.210 / 0.410
G18     103.8          15.4                7.2 +/-    1.19      17.7 +/-    1.19  0.230 / 0.370
G23     161.4          11.7                3.8 +/-    3.58      10.2 +/-    3.58  0.100 / 0.170
G27     38.0           10.8                3.5 +/-    1.75       9.5 +/-    1.75  0.120 / 0.180
G28     270.6          50.3                3.2 +/-    0.97       4.1 +/-    0.97  0.120 / 0.270
G30     327.9          57.1                2.2 +/-    0.96       2.6 +/-    0.96  0.170 / 0.260