PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-20:58:10
G02     256.6          78.7               15.0 +/-    0.40      15.2 +/-    0.40  0.130 / 0.340
G05     169.6          19.9               17.7 +/-    1.32      38.9 +/-    1.32  0.120 / 0.370
G06     39.5           55.5               13.5 +/-    0.71      16.0 +/-    0.71  0.030 / 0.040
G12     320.7          53.4               13.5 +/-    1.01      16.4 +/-    1.01  0.030 / 0.030
G17     73.2           20.8               14.0 +/-    1.35      30.3 +/-    1.35  0.080 / 0.120
G19     61.2           35.3               14.2 +/-    0.90      22.5 +/-    0.90  0.080 / 0.120
G24     241.0          32.3               17.0 +/-    1.11      28.3 +/-    1.11  0.070 / 0.070
G25     316.9          15.2               11.7 +/-    1.89      29.0 +/-    1.89  0.030 / 0.060