PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/10-19:58:00
G02     277.2          80.3               10.4 +/-    0.78      10.5 +/-    0.78  0.110 / 0.120
G05     168.2          24.3               13.5 +/-    1.40      26.8 +/-    1.40  0.090 / 0.110
G06     40.3           47.8                9.5 +/-    0.72      12.3 +/-    0.72  0.060 / 0.050
G12     320.4          64.4               10.0 +/-    0.88      11.0 +/-    0.88  0.040 / 0.040
G17     78.1           17.4                9.2 +/-    1.12      21.7 +/-    1.12  0.130 / 0.160
G19     64.1           35.4                8.8 +/-    2.30      13.8 +/-    2.30  0.090 / 0.180
G24     235.2          29.1               13.9 +/-    1.18      24.8 +/-    1.18  0.200 / 0.300
G25     317.7          20.2                9.9 +/-    1.99      21.6 +/-    1.99  0.390 / 0.280