PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/31-22:42:50
G01     260.8          40.9               10.5 +/-    0.94      15.0 +/-    0.94  0.040 / 0.060
G03     316.5          32.6                7.7 +/-    1.66      12.7 +/-    1.66  0.040 / 0.080
G10     132.2          10.9                9.6 +/-    1.62      26.3 +/-    1.62  0.080 / 0.080
G11     248.9          16.7                8.9 +/-    2.28      21.3 +/-    2.28  0.090 / 0.090
G14     44.3           50.4                7.4 +/-    0.70       9.3 +/-    0.70  0.040 / 0.060
G22     312.8          54.7                7.1 +/-    1.16       8.5 +/-    1.16  0.040 / 0.060
G25     48.8           15.0                7.4 +/-    2.67      18.4 +/-    2.67  0.090 / 0.300
G26     144.4          29.5               11.4 +/-    0.78      20.1 +/-    0.78  0.080 / 0.240
G31     48.3           68.2                7.8 +/-    0.65       8.3 +/-    0.65  0.030 / 0.040
G32     68.8           28.3                7.2 +/-    0.54      13.1 +/-    0.54  0.020 / 0.040