PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/12-04:27:30
G08     310.0          18.6                5.6 +/-    0.91      12.7 +/-    0.91  0.050 / 0.080
G10     336.8          60.8                5.5 +/-    0.32       6.2 +/-    0.32  0.070 / 0.070
G14     218.2          31.9                8.0 +/-    1.79      13.4 +/-    1.79  0.030 / 0.030
G20     39.5           59.9                5.5 +/-    0.54       6.3 +/-    0.54  0.030 / 0.030
G21     135.4          56.0                8.1 +/-    0.48       9.6 +/-    0.48  0.040 / 0.050
G24     72.7           29.9                5.7 +/-    0.91      10.0 +/-    0.91  0.050 / 0.060
G27     274.8          37.3                6.3 +/-    2.17       9.6 +/-    2.17  0.130 / 0.210
G32     223.6          50.6                9.7 +/-    1.85      12.2 +/-    1.85  0.100 / 0.160