PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/05-06:43:00
G01     320.1          15.7               -6.9 +/-   33.39     -16.9 +/-   33.39  0.130 / 0.360
G08     262.0          15.3                8.8 +/-    2.24      21.8 +/-    2.24  0.140 / 0.310
G10     74.6           53.9                5.8 +/-    0.39       7.0 +/-    0.39  0.040 / 0.020
G11     306.1          21.3                5.7 +/-    3.24      12.2 +/-    3.24  0.050 / 0.030
G14     285.0          70.0                7.2 +/-    0.66       7.6 +/-    0.66  0.140 / 0.200
G18     307.4          38.8                4.6 +/-    1.08       6.8 +/-    1.08  0.220 / 0.280
G20     102.2          31.8                5.7 +/-    1.60       9.6 +/-    1.60  0.040 / 0.050
G27     227.6          11.8                8.7 +/-    2.18      23.3 +/-    2.18  0.040 / 0.050
G31     176.2          38.2                8.7 +/-    0.62      13.0 +/-    0.62  0.130 / 0.260
G32     350.2          71.5                6.1 +/-    0.43       6.4 +/-    0.43  0.150 / 0.280