PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/28-04:58:10
G03     190.9          20.1                6.0 +/-    1.83      13.1 +/-    1.83  0.100 / 0.120
G07     293.5          40.5                5.5 +/-    4.14       7.9 +/-    4.14  0.100 / 0.160
G08     141.9          28.8                5.8 +/-    1.26      10.3 +/-    1.26  0.060 / 0.080
G09     320.8          66.7                4.8 +/-    1.65       5.2 +/-    1.65  0.050 / 0.090
G16     42.7           34.9                4.3 +/-    0.86       6.9 +/-    0.86  0.110 / 0.110
G23     122.9          76.2                4.3 +/-    0.95       4.4 +/-    0.95  0.100 / 0.110
G27     97.5           34.2                5.8 +/-    0.91       9.3 +/-    0.91  0.030 / 0.030
G30     274.9          12.5                3.9 +/-   19.99      10.4 +/-   19.99  0.030 / 0.030