PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/06-22:43:10
G01     224.5          15.5                8.8 +/-    1.64      21.5 +/-    1.64  0.050 / 0.100
G03     281.9          68.6                5.9 +/-    0.60       6.3 +/-    0.60  0.060 / 0.100
G09     296.1          11.3               -3.7 +/-   31.74     -10.1 +/-   31.74  0.110 / 0.190
G14     88.8           22.2                6.2 +/-    1.20      12.9 +/-    1.20  0.120 / 0.200
G16     145.1          46.8                9.7 +/-    0.72      12.7 +/-    0.72  0.040 / 0.040
G22     213.3          68.7                7.4 +/-    1.32       7.9 +/-    1.32  0.050 / 0.040
G23     307.9          37.2                5.9 +/-    1.52       9.0 +/-    1.52  0.050 / 0.080
G26     96.3           55.2                6.7 +/-    0.56       8.0 +/-    0.56  0.040 / 0.090
G31     45.3           33.2                4.9 +/-    0.94       8.1 +/-    0.94  0.100 / 0.340