PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/11-04:27:50
G08     311.5          17.8                7.3 +/-    2.54      17.0 +/-    2.54  0.070 / 0.060
G10     333.1          60.3                5.5 +/-    0.40       6.2 +/-    0.40  0.070 / 0.080
G14     217.2          30.1                9.9 +/-    2.36      17.4 +/-    2.36  0.030 / 0.020
G15     46.9           10.0                4.1 +/-    3.43      11.5 +/-    3.43  0.030 / 0.020
G20     36.1           60.7                6.1 +/-    0.54       6.9 +/-    0.54  0.030 / 0.050
G21     133.6          57.8               10.0 +/-    0.42      11.6 +/-    0.42  0.030 / 0.040
G24     74.8           30.0                7.9 +/-    1.39      13.8 +/-    1.39  0.150 / 0.240
G27     277.2          37.5                7.8 +/-    1.37      11.9 +/-    1.37  0.130 / 0.190
G32     222.1          48.8                9.9 +/-    1.59      12.6 +/-    1.59  0.160 / 0.160