PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/05-05:42:40
G07     341.6          60.7                3.5 +/-    0.46       4.0 +/-    0.46  0.110 / 0.130
G08     89.7           52.0                4.6 +/-    0.98       5.6 +/-    0.98  0.120 / 0.090
G09     185.6          68.9                5.8 +/-    0.47       6.2 +/-    0.47  0.050 / 0.030
G11     142.3          15.5                4.1 +/-    2.42      10.1 +/-    2.42  0.050 / 0.040
G23     157.3          38.8                5.0 +/-    0.65       7.4 +/-    0.65  0.040 / 0.030
G27     50.6           28.5                2.3 +/-    2.35       4.2 +/-    2.35  0.030 / 0.030
G28     241.2          33.5                5.0 +/-    0.85       8.2 +/-    0.85  0.020 / 0.020
G30     305.4          37.9                2.8 +/-    1.65       4.2 +/-    1.65  0.030 / 0.020