PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/06-08:27:40
G02     199.7          20.1                5.6 +/-    1.22      12.3 +/-    1.22  0.100 / 0.430
G06     169.4          52.9                7.4 +/-    1.06       9.1 +/-    1.06  0.130 / 0.320
G13     226.6          14.3                5.5 +/-    1.67      13.9 +/-    1.67  0.090 / 0.190
G17     20.2           61.0                4.0 +/-    0.58       4.5 +/-    0.58  0.100 / 0.140
G19     325.5          71.8                4.7 +/-    0.76       4.9 +/-    0.76  0.080 / 0.140
G24     311.2          27.3                3.7 +/-    1.42       6.8 +/-    1.42  0.130 / 0.160
G28     79.9           47.0                4.2 +/-    0.60       5.6 +/-    0.60  0.190 / 0.500
G30     158.1          18.6                4.6 +/-    2.76      10.4 +/-    2.76  0.160 / 0.550