PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/29-20:43:00
G01     319.7          17.6               10.6 +/-    2.48      24.8 +/-    2.48  0.270 / 0.490
G08     260.9          15.0               11.4 +/-    1.85      28.4 +/-    1.85  0.210 / 0.410
G10     76.4           52.9               12.4 +/-    0.59      15.2 +/-    0.59  0.040 / 0.040
G11     307.9          19.3                9.7 +/-    1.16      21.7 +/-    1.16  0.040 / 0.050
G14     277.8          67.1               12.6 +/-    0.72      13.5 +/-    0.72  0.120 / 0.320
G20     103.8          29.1               13.0 +/-    0.86      23.2 +/-    0.86  0.130 / 0.250
G27     226.0          11.1               15.1 +/-    3.67      41.2 +/-    3.67  0.180 / 0.280
G31     175.9          39.0               13.2 +/-    1.00      19.5 +/-    1.00  0.180 / 0.180
G32     4.4            69.1               11.2 +/-    0.56      11.9 +/-    0.56  0.060 / 0.070