PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/12-05:57:50
G08     269.2          18.4                7.5 +/-    1.71      17.2 +/-    1.71  0.120 / 0.260
G10     62.1           57.4                5.7 +/-    0.64       6.7 +/-    0.64  0.350 / 0.230
G14     265.4          66.3                6.8 +/-    1.02       7.3 +/-    1.02  0.030 / 0.030
G18     312.4          32.7                3.5 +/-    0.85       5.8 +/-    0.85  0.030 / 0.030
G20     95.1           36.9                6.0 +/-    0.80       9.2 +/-    0.80  0.170 / 0.370
G21     155.0          15.8                5.2 +/-    2.02      12.7 +/-    2.02  0.190 / 0.370
G24     39.9           10.0                2.5 +/-    1.53       7.0 +/-    1.53  0.040 / 0.050
G27     232.9          16.7                7.9 +/-    1.75      18.9 +/-    1.75  0.040 / 0.050
G31     177.7          30.5                5.9 +/-    1.52      10.3 +/-    1.52  0.100 / 0.170
G32     326.5          74.7                5.9 +/-    0.69       6.1 +/-    0.69  0.120 / 0.210