PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/09-00:12:50
G01     319.6          17.6               -5.9 +/-   35.03     -13.8 +/-   35.03  0.130 / 0.170
G08     262.9          14.7               10.9 +/-    1.39      27.2 +/-    1.39  0.100 / 0.170
G10     77.1           52.8                8.9 +/-    1.13      10.9 +/-    1.13  0.140 / 0.260
G11     306.4          20.6                8.8 +/-    2.53      19.0 +/-    2.53  0.230 / 0.310
G14     283.2          68.8                9.3 +/-    0.68       9.9 +/-    0.68  0.040 / 0.060
G18     306.8          39.2                9.2 +/-    0.90      13.6 +/-    0.90  0.040 / 0.060
G20     103.8          30.0                9.9 +/-    1.09      17.3 +/-    1.09  0.050 / 0.100
G27     225.9          10.8               12.8 +/-    3.53      35.0 +/-    3.53  0.060 / 0.110
G31     175.1          40.3               12.4 +/-    1.22      17.9 +/-    1.22  0.140 / 0.280
G32     2.9            69.3                8.7 +/-    0.43       9.3 +/-    0.43  0.150 / 0.240