PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/30-02:42:50
G07     328.5          56.6                4.5 +/-    0.61       5.3 +/-    0.61  0.090 / 0.060
G08     103.0          49.8                6.2 +/-    0.65       7.9 +/-    0.65  0.070 / 0.060
G09     189.0          76.7                5.7 +/-    0.58       5.9 +/-    0.58  0.040 / 0.040
G11     147.4          10.9                3.0 +/-   16.38       8.3 +/-   16.38  0.030 / 0.040
G16     45.3           11.4                3.0 +/-    2.58       8.2 +/-    2.58  0.150 / 0.110
G23     154.6          49.4                5.9 +/-    0.71       7.5 +/-    0.71  0.120 / 0.150
G27     62.5           35.5                3.9 +/-    1.53       6.2 +/-    1.53  0.160 / 0.340
G28     232.9          23.6                7.0 +/-    1.79      14.1 +/-    1.79  0.150 / 0.360
G30     297.1          30.5                5.6 +/-    2.29       9.8 +/-    2.29  0.070 / 0.190