PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/25-05:43:10
G01     316.4          24.3                2.5 +/-    1.38       5.0 +/-    1.38  0.100 / 0.260
G10     89.8           47.9                5.0 +/-    1.04       6.5 +/-    1.04  0.120 / 0.360
G11     296.8          25.4                3.3 +/-    1.54       6.5 +/-    1.54  0.060 / 0.050
G14     317.0          71.3                3.7 +/-    0.97       3.9 +/-    0.97  0.050 / 0.030
G18     297.0          45.7                4.5 +/-    3.33       6.0 +/-    3.33  0.180 / 0.150
G20     110.8          24.5                3.9 +/-    1.03       7.7 +/-    1.03  0.090 / 0.150
G22     304.4          15.8                3.0 +/-    1.46       7.2 +/-    1.46  0.040 / 0.040
G25     96.3           10.9              -13.0 +/-   24.77     -35.4 +/-   24.77  0.040 / 0.050
G31     172.8          49.9                5.7 +/-    0.94       7.1 +/-    0.94  0.220 / 0.000
G32     14.5           64.4                3.7 +/-    1.14       4.1 +/-    1.14  0.220 / 0.240