PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-07:12:50
G01     308.1          33.4                4.1 +/-    0.95       6.7 +/-    0.95  0.070 / 0.110
G10     104.6          39.6                5.5 +/-    0.45       8.1 +/-    0.45  0.090 / 0.120
G11     283.0          27.7                4.2 +/-    1.05       7.7 +/-    1.05  0.070 / 0.150
G14     353.6          67.8                3.4 +/-    0.62       3.7 +/-    0.62  0.090 / 0.170
G18     278.0          50.4                5.7 +/-    0.85       7.2 +/-    0.85  0.050 / 0.070
G20     119.7          15.2                4.6 +/-    1.11      11.4 +/-    1.11  0.050 / 0.070
G22     309.9          26.1                3.3 +/-    1.09       6.2 +/-    1.09  0.030 / 0.060
G25     84.3           15.8                2.8 +/-    0.68       6.7 +/-    0.68  0.040 / 0.050
G31     166.0          63.7                7.4 +/-    1.10       8.1 +/-    1.10  0.060 / 0.190
G32     31.0           55.8                3.6 +/-    0.34       4.2 +/-    0.34  0.070 / 0.190