PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/24-09:12:40
G02     237.6          75.8                5.8 +/-    0.43       6.0 +/-    0.43  0.320 / 0.570
G05     174.7          12.0                2.5 +/-    2.74       6.5 +/-    2.74  0.300 / 0.480
G06     41.2           60.3                5.0 +/-    0.80       5.7 +/-    0.80  0.040 / 0.040
G12     322.0          52.5                4.9 +/-    0.64       5.9 +/-    0.64  0.050 / 0.040
G17     68.4           23.3                4.3 +/-    1.58       8.6 +/-    1.58  0.260 / 0.360
G19     55.6           38.2                3.8 +/-    1.46       5.7 +/-    1.46  0.300 / 0.430
G24     249.6          35.9                7.7 +/-    2.15      12.1 +/-    2.15  0.050 / 0.150
G28     129.2          10.6                6.9 +/-    2.51      18.9 +/-    2.51  0.060 / 0.110