PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/03-00:57:50
G02     75.5           19.8                8.9 +/-    0.81      19.8 +/-    0.81  0.060 / 0.110
G05     44.9           41.3                8.6 +/-    1.31      12.2 +/-    1.31  0.070 / 0.120
G12     181.5          14.9               12.3 +/-    4.27      30.7 +/-    4.27  0.070 / 0.180
G13     109.2          27.5               13.2 +/-    0.66      24.3 +/-    0.66  0.070 / 0.170
G15     151.3          29.6               13.9 +/-    1.53      24.6 +/-    1.53  0.090 / 0.190
G20     228.4          14.4               14.7 +/-    7.10      37.1 +/-    7.10  0.090 / 0.180
G21     288.4          29.5               10.6 +/-    0.85      18.8 +/-    0.85  0.190 / 0.340
G25     215.8          35.6               11.8 +/-    0.98      18.6 +/-    0.98  0.170 / 0.310
G26     315.2          13.1                8.9 +/-    2.00      23.3 +/-    2.00  0.100 / 0.190
G29     352.0          76.7               11.0 +/-    0.60      11.3 +/-    0.60  0.090 / 0.190