PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/08-05:28:10
G07     332.5          58.3                4.2 +/-    0.46       4.8 +/-    0.46  0.130 / 0.120
G08     104.3          51.4                6.2 +/-    1.23       7.7 +/-    1.23  0.080 / 0.130
G09     187.5          74.3                5.2 +/-    0.55       5.3 +/-    0.55  0.040 / 0.060
G11     148.4          12.5                5.2 +/-    3.13      13.8 +/-    3.13  0.040 / 0.050
G23     154.7          42.8                6.7 +/-    0.65       9.3 +/-    0.65  0.130 / 0.420
G27     57.1           32.5                4.7 +/-    1.89       7.9 +/-    1.89  0.220 / 0.620
G28     234.0          21.0                5.2 +/-    3.19      11.1 +/-    3.19  0.030 / 0.040
G30     299.3          32.2                3.7 +/-    2.85       6.2 +/-    2.85  0.040 / 0.030