PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/09-03:43:10
G10     293.2          51.0                9.1 +/-    1.47      11.3 +/-    1.47  0.050 / 0.040
G15     46.6           30.3                5.5 +/-    0.85       9.5 +/-    0.85  0.050 / 0.060
G20     343.3          65.3                6.8 +/-    0.75       7.4 +/-    0.75  0.070 / 0.080
G21     82.7           75.8               -2.5 +/-    0.90      -2.5 +/-    0.90  0.070 / 0.110
G24     101.6          25.0                7.9 +/-    1.49      15.4 +/-    1.49  0.050 / 0.040
G27     305.4          31.9                8.2 +/-    1.44      13.8 +/-    1.44  0.050 / 0.050
G32     209.4          25.7               10.1 +/-    1.49      19.4 +/-    1.49  0.040 / 0.110