PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/06-20:12:50
G07     337.9          59.9               12.2 +/-    0.52      13.9 +/-    0.52  0.030 / 0.020
G08     98.9           50.8               12.3 +/-    0.68      15.4 +/-    0.68  0.040 / 0.020
G09     195.8          76.0               14.3 +/-    0.48      14.7 +/-    0.48  0.040 / 0.030
G11     145.4          13.1               15.5 +/-    2.88      40.5 +/-    2.88  0.040 / 0.050
G16     45.8           12.8                4.7 +/-    2.68      12.3 +/-    2.68  0.080 / 0.080
G23     155.5          45.0               13.1 +/-    0.90      17.6 +/-    0.90  0.070 / 0.090
G27     58.8           34.1               11.1 +/-    2.66      17.8 +/-    2.66  0.130 / 0.230
G28     234.8          24.7               14.2 +/-    2.40      27.9 +/-    2.40  0.180 / 0.300
G30     300.6          34.2               10.3 +/-    1.76      16.5 +/-    1.76  0.050 / 0.040