PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/26-00:42:50
G05     51.4           10.6                7.9 +/-    2.60      21.8 +/-    2.60  0.080 / 0.200
G10     240.7          19.0               13.1 +/-    2.95      29.5 +/-    2.95  0.150 / 0.240
G13     66.1           34.2               10.1 +/-    1.31      16.3 +/-    1.31  0.040 / 0.060
G15     110.3          56.0               12.4 +/-    0.52      14.6 +/-    0.52  0.040 / 0.080
G16     309.1          13.8                8.0 +/-    2.64      20.4 +/-    2.64  0.080 / 0.090
G20     255.1          42.0               11.2 +/-    2.63      15.8 +/-    2.63  0.070 / 0.120
G21     320.3          51.3                9.7 +/-    0.80      12.0 +/-    0.80  0.150 / 0.340
G26     281.3          19.0                8.2 +/-    0.98      18.5 +/-    0.98  0.090 / 0.380
G29     157.2          62.8               11.5 +/-    0.69      12.8 +/-    0.69  0.030 / 0.030