PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-20:57:50
G02     273.4          80.4               10.7 +/-    0.58      10.8 +/-    0.58  0.080 / 0.160
G05     168.3          22.9               13.9 +/-    2.07      28.6 +/-    2.07  0.070 / 0.160
G06     39.4           52.2               10.4 +/-    0.24      12.7 +/-    0.24  0.110 / 0.240
G12     320.2          56.8               10.1 +/-    0.89      11.9 +/-    0.89  0.110 / 0.200
G17     75.8           19.0                9.4 +/-    1.21      21.2 +/-    1.21  0.040 / 0.040
G19     64.3           33.2               10.1 +/-    0.48      16.5 +/-    0.48  0.040 / 0.030
G24     237.9          30.3               14.9 +/-    1.41      25.9 +/-    1.41  0.040 / 0.050
G25     317.3          18.0               10.9 +/-    1.21      25.2 +/-    1.21  0.040 / 0.050