PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/26-20:43:00
G02     10.6           70.1                7.9 +/-    1.08       8.4 +/-    1.08  0.050 / 0.110
G05     157.7          45.0               12.1 +/-    0.73      16.3 +/-    0.73  0.060 / 0.080
G06     44.7           30.5                7.8 +/-    1.36      13.5 +/-    1.36  0.040 / 0.060
G12     280.7          78.3                7.8 +/-    0.47       8.0 +/-    0.47  0.040 / 0.050
G19     85.1           19.3                9.2 +/-    2.34      20.6 +/-    2.34  0.130 / 0.320
G24     220.4          14.9               14.0 +/-    1.49      35.0 +/-    1.49  0.210 / 0.440
G25     313.7          38.4                7.7 +/-    1.05      11.5 +/-    1.05  0.030 / 0.030
G29     294.6          16.8                9.6 +/-    2.59      22.9 +/-    2.59  0.030 / 0.030