PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/25-18:57:30
G01     318.8          19.9                6.6 +/-    2.89      14.6 +/-    2.89  0.040 / 0.050
G08     257.7          13.8               10.0 +/-    3.07      25.5 +/-    3.07  0.040 / 0.050
G10     80.2           51.5                8.3 +/-    0.71      10.3 +/-    0.71  0.120 / 0.430
G11     306.5          19.9                7.2 +/-    1.27      15.8 +/-    1.27  0.120 / 0.310
G14     282.6          67.6                9.8 +/-    0.56      10.5 +/-    0.56  0.050 / 0.040
G20     106.2          26.7                8.7 +/-    1.08      16.4 +/-    1.08  0.040 / 0.040
G31     176.0          41.1               10.4 +/-    0.85      14.8 +/-    0.85  0.060 / 0.070
G32     10.2           67.1                8.3 +/-    0.41       8.9 +/-    0.41  0.080 / 0.070