PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/07-00:58:00
G01     243.6          33.3                9.2 +/-    1.36      15.2 +/-    1.36  0.090 / 0.120
G03     315.4          46.7                6.6 +/-    0.82       8.7 +/-    0.82  0.070 / 0.120
G14     61.8           40.9                5.3 +/-    1.24       7.5 +/-    1.24  0.060 / 0.090
G16     159.1          22.7                7.7 +/-    1.52      15.8 +/-    1.52  0.050 / 0.090
G18     216.9          23.6                9.1 +/-    3.56      18.3 +/-    3.56  0.120 / 0.260
G22     299.1          67.9                6.9 +/-    0.69       7.4 +/-    0.69  0.100 / 0.280
G23     290.3          23.1                9.4 +/-    2.30      19.2 +/-    2.30  0.240 / 0.270
G26     131.6          41.7                8.0 +/-    0.76      11.4 +/-    0.76  0.170 / 0.290
G31     41.3           52.7                5.9 +/-    0.58       7.2 +/-    0.58  0.040 / 0.040
G32     80.8           19.5                6.6 +/-    1.73      14.7 +/-    1.73  0.040 / 0.050