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              -11.1 +/-   31.12     -27.2 +/-   31.12  0.130 / 0.430
G08     262.0          15.3                8.7 +/-    1.37      21.5 +/-    1.37  0.140 / 0.410
G10     74.6           53.9                5.3 +/-    0.39       6.4 +/-    0.39  0.030 / 0.050
G11     306.1          21.3                4.7 +/-    1.76      10.1 +/-    1.76  0.030 / 0.040
G14     285.0          70.0                6.4 +/-    0.80       6.7 +/-    0.80  0.100 / 0.440
G18     307.4          38.8                5.8 +/-    0.57       8.6 +/-    0.57  0.090 / 0.360
G20     102.2          31.8                6.8 +/-    0.83      11.5 +/-    0.83  0.040 / 0.060
G27     227.6          11.8                8.2 +/-    3.20      22.1 +/-    3.20  0.050 / 0.050
G31     176.2          38.2                9.1 +/-    1.02      13.6 +/-    1.02  0.140 / 0.310
G32     350.2          71.5                6.4 +/-    0.61       6.7 +/-    0.61  0.130 / 0.350