PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/09-06:12:50
G01     269.6          40.8                5.4 +/-    2.34       7.7 +/-    2.34  0.080 / 0.060
G03     315.6          27.7                3.8 +/-    2.59       7.1 +/-    2.59  0.080 / 0.070
G10     130.0          17.5                4.3 +/-    1.43       9.9 +/-    1.43  0.040 / 0.070
G11     247.3          20.8                7.7 +/-    2.74      16.6 +/-    2.74  0.080 / 0.080
G14     45.9           48.3                3.5 +/-    1.07       4.5 +/-    1.07  0.080 / 0.100
G22     314.1          52.8                4.0 +/-    1.16       4.9 +/-    1.16  0.130 / 0.120
G25     47.9           14.0                2.5 +/-    3.05       6.3 +/-    3.05  0.040 / 0.040
G26     149.0          24.6                7.9 +/-    1.47      15.6 +/-    1.47  0.060 / 0.050
G31     54.2           74.1                3.4 +/-    0.62       3.5 +/-    0.62  0.030 / 0.060
G32     63.9           33.2                2.0 +/-    1.73       3.4 +/-    1.73  0.050 / 0.050