PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/03-21:28:10
G02     214.4          58.2               16.5 +/-    0.62      19.1 +/-    0.62  0.050 / 0.100
G06     61.8           75.0               14.5 +/-    0.91      14.9 +/-    0.91  0.050 / 0.100
G12     318.3          35.5               11.6 +/-    1.49      18.2 +/-    1.49  0.070 / 0.080
G17     54.4           35.5               12.5 +/-    0.99      19.6 +/-    0.99  0.070 / 0.090
G19     34.7           51.9               13.4 +/-    0.80      16.5 +/-    0.80  0.040 / 0.080
G24     267.5          42.1               14.1 +/-    1.56      19.9 +/-    1.56  0.040 / 0.080
G28     121.3          15.0               14.0 +/-    1.67      34.8 +/-    1.67  0.040 / 0.050