PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/10-09:42:50
G07     345.1          62.1                4.3 +/-    0.61       4.8 +/-    0.61  0.080 / 0.180
G08     98.8           53.6                6.8 +/-    0.55       8.3 +/-    0.55  0.160 / 0.230
G09     186.8          69.7                5.2 +/-    0.31       5.5 +/-    0.31  0.030 / 0.040
G11     143.5          16.5                5.7 +/-    2.72      13.6 +/-    2.72  0.030 / 0.040
G23     155.6          34.3                5.2 +/-    0.75       8.4 +/-    0.75  0.090 / 0.080
G27     52.0           29.8                4.2 +/-    1.19       7.4 +/-    1.19  0.150 / 0.090
G28     238.4          26.6                5.0 +/-    2.39       9.5 +/-    2.39  0.030 / 0.030
G30     305.2          38.1                4.2 +/-    1.95       6.3 +/-    1.95  0.030 / 0.030