PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/14-09:27:30
G02     203.8          33.5                5.7 +/-    1.22       9.3 +/-    1.22  0.110 / 0.070
G06     159.9          69.2                5.8 +/-    0.58       6.2 +/-    0.58  0.110 / 0.110
G12     307.7          16.0                1.6 +/-    2.30       4.0 +/-    2.30  0.040 / 0.020
G17     38.4           46.8                3.2 +/-    0.91       4.2 +/-    0.91  0.040 / 0.020
G19     354.0          66.3                3.5 +/-    0.51       3.8 +/-    0.51  0.030 / 0.030
G24     293.7          41.1                2.1 +/-    4.82       3.0 +/-    4.82  0.030 / 0.030
G28     101.8          32.5                5.0 +/-    1.73       8.4 +/-    1.73  0.130 / 0.240