PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/05-14:28:00
G05     50.0           15.2                4.8 +/-    1.69      11.9 +/-    1.69  0.040 / 0.080
G10     238.8          16.1                5.4 +/-    1.26      13.1 +/-    1.26  0.040 / 0.060
G13     70.1           35.4                7.5 +/-    0.64      11.8 +/-    0.64  0.060 / 0.110
G15     120.3          54.7                7.8 +/-    0.88       9.3 +/-    0.88  0.060 / 0.100
G16     311.6          13.0                2.7 +/-    2.33       7.0 +/-    2.33  0.080 / 0.190
G20     252.1          40.2                7.2 +/-    1.68      10.4 +/-    1.68  0.090 / 0.200
G21     320.1          51.8                6.9 +/-    1.20       8.5 +/-    1.20  0.030 / 0.030
G26     285.5          19.2                3.9 +/-    1.72       8.8 +/-    1.72  0.030 / 0.030
G29     156.6          66.3                9.0 +/-    1.11       9.7 +/-    1.11  0.130 / 0.310