PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/07-21:43:10
G02     355.9          75.8               12.2 +/-    0.89      12.5 +/-    0.89  0.100 / 0.190
G05     161.7          37.6               17.7 +/-    1.01      26.8 +/-    1.01  0.090 / 0.200
G06     41.9           37.8               10.5 +/-    0.72      15.9 +/-    0.72  0.110 / 0.130
G12     307.1          72.2               11.6 +/-    0.88      12.1 +/-    0.88  0.100 / 0.140
G17     88.2           10.0               11.6 +/-    2.28      32.3 +/-    2.28  0.040 / 0.050
G19     78.4           24.0               13.5 +/-    0.90      26.9 +/-    0.90  0.040 / 0.060
G24     225.4          20.0               17.5 +/-    1.11      38.6 +/-    1.11  0.030 / 0.040
G25     316.3          31.8               12.7 +/-    0.78      21.4 +/-    0.78  0.030 / 0.040
G29     289.2          12.7               15.0 +/-    1.31      39.5 +/-    1.31  0.050 / 0.070