PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/22-05:57:40
G01     316.0          24.9                2.9 +/-    1.58       5.6 +/-    1.58  0.280 / 0.350
G10     90.8           47.5                4.4 +/-    0.91       5.8 +/-    0.91  0.240 / 0.320
G11     296.0          25.6                4.4 +/-    1.56       8.4 +/-    1.56  0.050 / 0.040
G14     319.7          71.3                2.2 +/-    0.90       2.3 +/-    0.90  0.050 / 0.030
G18     295.9          46.1                5.4 +/-    5.38       7.1 +/-    5.38  0.120 / 0.140
G20     111.4          23.9                4.4 +/-    1.37       8.8 +/-    1.37  0.120 / 0.160
G22     304.8          16.5                3.0 +/-    2.83       7.3 +/-    2.83  0.040 / 0.040
G25     95.6           11.3               -4.2 +/-   27.08     -11.3 +/-   27.08  0.050 / 0.040
G31     172.6          50.8                4.7 +/-    0.91       5.9 +/-    0.91  0.180 / 0.270
G32     15.6           63.9                4.4 +/-    0.62       4.9 +/-    0.62  0.200 / 0.210