PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/27-03:27:30
G08     309.9          18.4                5.1 +/-    1.66      11.7 +/-    1.66  0.060 / 0.070
G10     338.2          60.9                6.7 +/-    0.91       7.6 +/-    0.91  0.100 / 0.080
G14     218.5          32.2               10.6 +/-    1.30      17.7 +/-    1.30  0.030 / 0.030
G20     40.5           59.7                8.2 +/-    0.95       9.3 +/-    0.95  0.030 / 0.030
G21     136.0          55.8               10.3 +/-    0.29      12.1 +/-    0.29  0.030 / 0.050
G24     72.2           29.9                7.2 +/-    1.52      12.7 +/-    1.52  0.040 / 0.040
G27     273.8          37.3                7.2 +/-    2.72      10.9 +/-    2.72  0.110 / 0.180
G32     224.2          51.9               10.5 +/-    2.05      13.0 +/-    2.05  0.080 / 0.250