PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/24-05:28:00
G02     328.7          81.3                4.5 +/-    0.45       4.6 +/-    0.45  0.060 / 0.110
G05     165.6          29.0                7.6 +/-    2.14      13.5 +/-    2.14  0.080 / 0.100
G06     39.9           47.5                4.2 +/-    1.64       5.5 +/-    1.64  0.030 / 0.030
G12     317.6          64.1                5.0 +/-    0.69       5.5 +/-    0.69  0.020 / 0.030
G17     81.2           16.1                5.8 +/-    1.16      14.0 +/-    1.16  0.080 / 0.140
G19     70.3           30.4                4.8 +/-    1.68       8.3 +/-    1.68  0.140 / 0.160
G24     233.5          26.7                5.3 +/-    1.41      10.0 +/-    1.41  0.060 / 0.050
G25     317.9          23.1                3.3 +/-    1.48       6.8 +/-    1.48  0.060 / 0.040