PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/05-11:12:50
G05     50.6           12.4                2.5 +/-    0.60       6.7 +/-    0.60  0.230 / 0.350
G10     239.0          15.1                5.6 +/-    3.26      14.0 +/-    3.26  0.220 / 0.310
G13     71.1           36.4                5.4 +/-    0.83       8.3 +/-    0.83  0.070 / 0.120
G15     114.0          54.6                8.9 +/-    0.64      10.6 +/-    0.64  0.110 / 0.160
G16     312.0          12.7                3.0 +/-    1.75       7.8 +/-    1.75  0.040 / 0.050
G20     24.0           67.1                5.5 +/-    0.59       6.0 +/-    0.59  0.040 / 0.050
G21     319.7          52.0                5.6 +/-    1.31       6.9 +/-    1.31  0.030 / 0.040
G26     283.4          19.8                4.4 +/-    1.80       9.8 +/-    1.80  0.030 / 0.030
G29     157.4          65.2                7.8 +/-    0.94       8.5 +/-    0.94  0.060 / 0.080