PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/14-06:42:40
G01     87.7           32.2                5.2 +/-    0.59       8.8 +/-    0.59  0.030 / 0.030
G07     127.6          42.0                6.1 +/-    0.82       8.6 +/-    0.82  0.030 / 0.030
G11     64.5           37.9                3.2 +/-    0.58       4.8 +/-    0.58  0.040 / 0.050
G13     291.7          37.0                4.5 +/-    1.39       6.9 +/-    1.39  0.040 / 0.050
G17     215.3          58.4                6.5 +/-    1.05       7.5 +/-    1.05  0.110 / 0.110
G18     59.2           22.1                1.7 +/-    1.70       3.5 +/-    1.70  0.120 / 0.100
G19     215.6          26.2                5.2 +/-    2.15       9.9 +/-    2.15  0.070 / 0.180
G28     349.6          61.7                2.5 +/-    0.67       2.8 +/-    0.67  0.070 / 0.210
G30     108.4          76.3                5.9 +/-    0.76       6.0 +/-    0.76  0.100 / 0.130