PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/09-05:12:50
G01     308.5          33.2                6.1 +/-    1.06      10.0 +/-    1.06  0.080 / 0.140
G10     104.0          39.9                7.5 +/-    0.67      10.9 +/-    0.67  0.070 / 0.170
G11     284.2          27.4                5.1 +/-    0.95       9.3 +/-    0.95  0.040 / 0.050
G14     350.6          68.2                5.8 +/-    0.91       6.2 +/-    0.91  0.050 / 0.060
G18     279.4          50.2               10.0 +/-    0.74      12.6 +/-    0.74  0.100 / 0.110
G20     119.3          15.8                5.9 +/-    1.97      14.5 +/-    1.97  0.100 / 0.100
G22     309.4          24.4                6.7 +/-    1.88      13.2 +/-    1.88  0.040 / 0.040
G25     85.2           15.6                5.2 +/-    2.61      12.8 +/-    2.61  0.030 / 0.050
G31     165.5          63.4                8.7 +/-    0.49       9.6 +/-    0.49  0.050 / 0.080
G32     31.7           55.4                5.9 +/-    0.72       7.0 +/-    0.72  0.070 / 0.070