PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/30-00:58:10
G03     233.0          66.7                5.5 +/-    0.67       5.9 +/-    0.67  0.070 / 0.060
G07     250.2          10.4               -6.5 +/-   17.21     -17.9 +/-   17.21  0.060 / 0.060
G09     306.2          23.4                3.3 +/-    0.85       6.8 +/-    0.85  0.080 / 0.290
G14     100.7          15.6                5.2 +/-    1.26      12.8 +/-    1.26  0.050 / 0.050
G16     115.1          60.5                6.9 +/-    0.93       7.9 +/-    0.93  0.050 / 0.040
G22     196.1          52.6                7.9 +/-    0.90       9.6 +/-    0.90  0.110 / 0.430
G23     322.4          52.3                6.9 +/-    1.19       8.5 +/-    1.19  0.090 / 0.360
G26     63.9           49.2                4.0 +/-    0.59       5.1 +/-    0.59  0.030 / 0.040
G31     54.5           16.0                3.0 +/-    1.81       7.3 +/-    1.81  0.040 / 0.040