PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/08-16:58:00
G01     296.0          38.7                6.8 +/-    0.99      10.0 +/-    0.99  0.030 / 0.030
G03     310.9          16.1                4.6 +/-    3.72      11.2 +/-    3.72  0.020 / 0.030
G10     116.3          32.3                8.8 +/-    0.57      14.7 +/-    0.57  0.050 / 0.110
G11     272.4          26.6                7.0 +/-    1.57      13.3 +/-    1.57  0.070 / 0.100
G14     15.3           61.9                4.7 +/-    0.59       5.3 +/-    0.59  0.040 / 0.060
G22     313.1          35.9                5.7 +/-    1.08       8.9 +/-    1.08  0.040 / 0.060
G25     71.7           18.9                7.0 +/-    0.81      15.8 +/-    0.81  0.050 / 0.120
G26     158.7          10.3              -12.5 +/-   37.27     -34.7 +/-   37.27  0.050 / 0.110
G31     145.0          76.3                6.7 +/-    0.38       6.9 +/-    0.38  0.070 / 0.100
G32     47.6           44.4                6.0 +/-    0.55       8.1 +/-    0.55  0.080 / 0.080