PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/08-07:27:50
G01     46.6           22.4                2.1 +/-    3.37       4.3 +/-    3.37  0.050 / 0.060
G06     175.9          27.8                5.1 +/-    2.22       9.3 +/-    2.22  0.050 / 0.060
G07     146.5          9.9                 5.9 +/-    2.76      16.6 +/-    2.76  0.250 / 0.460
G11     44.7           16.1                2.2 +/-    2.51       5.4 +/-    2.51  0.140 / 0.470
G13     246.3          29.8                6.8 +/-    1.50      12.0 +/-    1.50  0.220 / 0.320
G15     279.3          15.5                3.8 +/-    1.98       9.3 +/-    1.98  0.140 / 0.320
G17     326.1          78.2               -0.9 +/-    0.30      -0.9 +/-    0.30  0.040 / 0.050
G19     251.6          64.3                7.0 +/-    0.22       7.7 +/-    0.22  0.040 / 0.040
G28     44.5           57.0                4.6 +/-    0.63       5.4 +/-    0.63  0.030 / 0.020
G30     151.9          42.2                7.0 +/-    0.61       9.9 +/-    0.61  0.030 / 0.020