PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/07-13:12:30
G02     31.1           56.8                2.6 +/-    0.38       3.1 +/-    0.38  0.030 / 0.050
G05     146.5          60.7                4.8 +/-    0.55       5.4 +/-    0.55  0.040 / 0.050
G06     53.5           16.1                1.5 +/-    1.10       3.6 +/-    1.10  0.030 / 0.030
G12     197.3          67.7                1.9 +/-    0.63       2.0 +/-    0.63  0.040 / 0.040
G19     98.7           12.4                5.2 +/-    1.42      13.9 +/-    1.42  0.140 / 0.220
G25     292.1          57.1                2.5 +/-    1.23       2.9 +/-    1.23  0.160 / 0.360
G29     307.3          28.1                1.4 +/-    1.54       2.5 +/-    1.54  0.040 / 0.040