PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/06-16:12:50
G01     102.7          26.9               10.4 +/-    0.65      19.4 +/-    0.65  0.030 / 0.060
G07     114.3          50.2                9.7 +/-    0.60      12.2 +/-    0.60  0.030 / 0.060
G08     41.7           18.2                7.4 +/-    0.92      16.9 +/-    0.92  0.040 / 0.070
G09     174.9          11.9               10.1 +/-    1.98      27.0 +/-    1.98  0.040 / 0.060
G11     82.9           43.2                9.0 +/-    0.48      12.4 +/-    0.48  0.040 / 0.080
G13     306.2          31.7                9.1 +/-    1.60      15.4 +/-    1.60  0.040 / 0.080
G17     206.8          40.2               10.9 +/-    2.15      15.8 +/-    2.15  0.080 / 0.160
G18     75.0           24.3                7.5 +/-    0.72      15.0 +/-    0.72  0.080 / 0.130
G19     209.3          17.0                8.5 +/-    1.57      20.0 +/-    1.57  0.080 / 0.150
G28     314.0          59.7                8.9 +/-    0.80      10.1 +/-    0.80  0.090 / 0.190