PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/09-09:27:30
G02     201.7          24.0                4.4 +/-    2.66       8.7 +/-    2.66  0.040 / 0.110
G06     168.3          59.2                8.0 +/-    0.65       9.1 +/-    0.65  0.050 / 0.120
G13     223.3          9.9                 5.4 +/-    2.20      15.1 +/-    2.20  0.170 / 0.310
G17     30.0           53.9                4.4 +/-    0.78       5.3 +/-    0.78  0.210 / 0.290
G19     328.0          69.8                4.2 +/-    0.59       4.4 +/-    0.59  0.040 / 0.040
G24     303.6          36.1                3.6 +/-    1.96       5.6 +/-    1.96  0.030 / 0.030
G28     92.3           38.2                6.5 +/-    0.57       9.8 +/-    0.57  0.180 / 0.550
G30     158.2          11.5                5.0 +/-    4.58      13.4 +/-    4.58  0.170 / 0.570