PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/10-09:57:50
G02     349.5          77.2                6.1 +/-    0.68       6.3 +/-    0.68  0.040 / 0.030
G05     165.0          34.5                9.3 +/-    0.98      14.9 +/-    0.98  0.040 / 0.040
G06     41.6           39.5                3.8 +/-    0.43       5.5 +/-    0.43  0.190 / 0.310
G12     308.0          72.8                5.7 +/-    0.34       5.9 +/-    0.34  0.120 / 0.280
G19     75.7           27.8                6.2 +/-    1.26      11.4 +/-    1.26  0.060 / 0.080
G24     222.2          19.8                5.6 +/-    1.55      12.3 +/-    1.55  0.050 / 0.110
G25     315.6          36.9                5.3 +/-    1.69       8.1 +/-    1.69  0.060 / 0.080
G29     288.1          11.2                2.0 +/-   16.39       5.4 +/-   16.39  0.050 / 0.090