PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/22-05:58:00
G01     316.0          24.9                1.7 +/-    1.64       3.4 +/-    1.64  0.080 / 0.170
G10     90.8           47.5                3.8 +/-    0.61       4.9 +/-    0.61  0.070 / 0.180
G11     296.0          25.6                4.4 +/-    1.61       8.4 +/-    1.61  0.120 / 0.290
G14     319.7          71.3                2.6 +/-    0.46       2.7 +/-    0.46  0.110 / 0.180
G18     295.9          46.1                2.7 +/-    0.76       3.6 +/-    0.76  0.040 / 0.050
G20     111.4          23.9                3.4 +/-    0.96       6.9 +/-    0.96  0.040 / 0.050
G22     304.8          16.5                1.7 +/-    2.97       4.2 +/-    2.97  0.040 / 0.060
G25     95.6           11.3              -17.4 +/-   20.93     -47.1 +/-   20.93  0.040 / 0.050
G31     172.6          50.8                5.1 +/-    1.18       6.4 +/-    1.18  0.130 / 0.300
G32     15.6           63.9                3.2 +/-    0.53       3.5 +/-    0.53  0.140 / 0.410