PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/08-06:43:10
G01     65.8           31.3                3.5 +/-    0.92       6.0 +/-    0.92  0.120 / 0.250
G07     138.4          28.4                4.8 +/-    1.35       8.7 +/-    1.35  0.090 / 0.250
G11     53.1           32.2                1.7 +/-    1.58       2.9 +/-    1.58  0.030 / 0.030
G13     269.7          38.3                8.0 +/-    0.94      11.9 +/-    0.94  0.030 / 0.040
G15     298.6          16.5                3.7 +/-    2.15       8.9 +/-    2.15  0.070 / 0.110
G17     236.0          71.2               -1.8 +/-    1.06      -1.9 +/-    1.06  0.050 / 0.110
G19     225.1          46.7                6.7 +/-    1.00       8.8 +/-    1.00  0.050 / 0.070
G28     7.4            61.2                1.8 +/-    0.55       2.1 +/-    0.55  0.070 / 0.080
G30     138.7          63.1                5.0 +/-    0.74       5.6 +/-    0.74  0.080 / 0.110