PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/29-22:43:00
G08     263.5          15.5               11.0 +/-    1.52      27.0 +/-    1.52  0.040 / 0.050
G10     74.3           53.7                9.8 +/-    0.45      11.9 +/-    0.45  0.040 / 0.050
G11     308.3          19.3                6.4 +/-    1.28      14.3 +/-    1.28  0.170 / 0.260
G14     276.9          67.4               10.5 +/-    0.72      11.2 +/-    0.72  0.180 / 0.370
G18     308.3          37.7                7.9 +/-    1.37      12.0 +/-    1.37  0.060 / 0.100
G20     102.4          30.7                9.3 +/-    1.21      16.0 +/-    1.21  0.050 / 0.110
G27     227.1          12.0               16.3 +/-    3.61      43.5 +/-    3.61  0.260 / 0.380
G31     175.7          38.1               12.5 +/-    1.42      18.8 +/-    1.42  0.200 / 0.450
G32     0.1            70.3                8.7 +/-    0.97       9.2 +/-    0.97  0.090 / 0.230