PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-22:42:50
G02     35.3           53.1               12.8 +/-    1.01      15.5 +/-    1.01  0.070 / 0.060
G05     131.8          64.4               14.7 +/-    0.69      16.1 +/-    0.69  0.050 / 0.060
G06     54.6           14.6               10.7 +/-    2.85      26.8 +/-    2.85  0.080 / 0.050
G12     200.0          66.9               12.3 +/-    0.64      13.3 +/-    0.64  0.050 / 0.060
G25     293.2          54.8               10.7 +/-    1.67      12.8 +/-    1.67  0.040 / 0.040
G29     310.1          31.7               12.0 +/-    1.05      20.3 +/-    1.05  0.030 / 0.040