PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/08-11:57:50
G02     320.4          80.1                1.3 +/-    0.50       1.3 +/-    0.50  0.160 / 0.330
G05     168.4          28.7                3.5 +/-    1.08       6.2 +/-    1.08  0.210 / 0.160
G06     40.7           43.0                1.5 +/-    0.90       2.0 +/-    0.90  0.020 / 0.020
G12     315.0          69.2                2.7 +/-    0.59       2.8 +/-    0.59  0.020 / 0.030
G17     84.8           10.9                4.2 +/-    2.53      11.4 +/-    2.53  0.050 / 0.040
G19     70.5           31.5                2.4 +/-    1.28       4.0 +/-    1.28  0.040 / 0.040
G24     226.6          23.6                4.2 +/-    2.57       8.5 +/-    2.57  0.050 / 0.100
G25     317.0          30.7                3.9 +/-    0.85       6.7 +/-    0.85  0.050 / 0.080