PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/11-06:12:40
G01     76.0           32.2                5.0 +/-    0.72       8.3 +/-    0.72  0.120 / 0.290
G07     133.0          36.5                7.4 +/-    0.79      11.5 +/-    0.79  0.100 / 0.390
G11     60.2           38.0                4.2 +/-    0.58       6.4 +/-    0.58  0.040 / 0.030
G13     281.2          39.1                4.4 +/-    1.35       6.6 +/-    1.35  0.040 / 0.030
G15     306.2          14.7                1.2 +/-    2.48       3.0 +/-    2.48  0.040 / 0.100
G17     222.1          63.3                7.6 +/-    1.08       8.4 +/-    1.08  0.040 / 0.100
G19     218.6          38.5                5.3 +/-    1.64       7.9 +/-    1.64  0.070 / 0.090
G28     350.2          61.5                3.5 +/-    0.59       4.0 +/-    0.59  0.080 / 0.090
G30     126.7          71.7                7.8 +/-    0.41       8.2 +/-    0.41  0.040 / 0.070