PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/26-01:42:30
G02     228.0          71.0                8.4 +/-    0.53       8.8 +/-    0.53  0.070 / 0.080
G05     173.6          11.1               -2.5 +/-   19.77      -6.7 +/-   19.77  0.060 / 0.080
G06     43.9           69.9                6.3 +/-    0.46       6.7 +/-    0.46  0.320 / 0.580
G12     320.0          42.6                6.3 +/-    0.75       8.8 +/-    0.75  0.240 / 0.380
G17     66.0           24.9                6.9 +/-    1.22      13.5 +/-    1.22  0.060 / 0.050
G19     49.8           42.8                6.1 +/-    1.52       8.5 +/-    1.52  0.050 / 0.060
G24     250.4          38.1                9.4 +/-    1.99      14.2 +/-    1.99  0.040 / 0.050
G28     127.8          9.6                 7.1 +/-    2.24      20.0 +/-    2.24  0.050 / 0.050