PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/11-15:12:50
G01     119.5          16.6                9.4 +/-    2.10      22.5 +/-    2.10  0.080 / 0.100
G07     85.3           63.1               10.9 +/-    0.84      12.0 +/-    0.84  0.080 / 0.120
G08     46.0           33.8                8.8 +/-    1.06      14.3 +/-    1.06  0.050 / 0.090
G09     177.8          28.9               11.0 +/-    1.26      19.8 +/-    1.26  0.040 / 0.060
G11     107.9          40.2               11.0 +/-    0.43      15.9 +/-    0.43  0.040 / 0.040
G13     317.9          19.3                7.5 +/-    1.07      16.9 +/-    1.07  0.030 / 0.030
G17     201.1          21.7               11.0 +/-    2.33      23.2 +/-    2.33  0.120 / 0.210
G18     94.3           20.2                9.7 +/-    2.62      21.3 +/-    2.62  0.090 / 0.290
G28     282.5          53.0                9.7 +/-    2.36      11.8 +/-    2.36  0.160 / 0.250
G30     351.2          69.9                9.6 +/-    1.16      10.1 +/-    1.16  0.200 / 0.160