PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/05-05:57:40
G07     354.3          64.1                3.2 +/-    1.02       3.5 +/-    1.02  0.080 / 0.130
G08     77.8           51.4                4.3 +/-    1.27       5.4 +/-    1.27  0.060 / 0.130
G09     181.8          61.2                7.7 +/-    1.75       8.6 +/-    1.75  0.030 / 0.050
G11     137.6          19.9                5.5 +/-    2.47      12.2 +/-    2.47  0.030 / 0.050
G23     159.0          31.7                5.3 +/-    0.84       9.0 +/-    0.84  0.040 / 0.050
G27     45.6           24.0                1.7 +/-    1.36       3.5 +/-    1.36  0.030 / 0.040
G28     247.7          38.7                7.1 +/-    1.75      10.5 +/-    1.75  0.040 / 0.040
G30     311.1          42.7                2.8 +/-    1.04       3.9 +/-    1.04  0.030 / 0.030