PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/14-08:13:10
G03     201.0          41.2                6.1 +/-    0.85       8.8 +/-    0.85  0.130 / 0.220
G07     272.1          26.4                6.5 +/-    1.30      12.3 +/-    1.30  0.080 / 0.190
G08     152.4          13.1                3.2 +/-    2.07       8.4 +/-    2.07  0.090 / 0.140
G09     319.0          46.6                3.5 +/-    0.80       4.6 +/-    0.80  0.080 / 0.140
G16     54.5           53.7                3.8 +/-    0.53       4.6 +/-    0.53  0.070 / 0.160
G22     183.8          24.3                4.2 +/-    3.00       8.3 +/-    3.00  0.080 / 0.170
G23     353.6          75.7                3.8 +/-    0.36       3.9 +/-    0.36  0.030 / 0.040
G26     43.9           26.0                3.2 +/-    2.38       6.1 +/-    2.38  0.030 / 0.040
G27     120.1          22.7                6.1 +/-    1.17      12.5 +/-    1.17  0.040 / 0.040