PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/06-04:27:50
G01     268.9          42.0                6.2 +/-    1.48       8.8 +/-    1.48  0.040 / 0.060
G03     315.9          29.6                4.8 +/-    2.60       8.5 +/-    2.60  0.040 / 0.070
G10     129.5          15.4                7.0 +/-    1.28      17.2 +/-    1.28  0.040 / 0.070
G11     251.1          19.3                6.7 +/-    1.41      15.1 +/-    1.41  0.040 / 0.070
G14     41.7           51.1                3.7 +/-    0.59       4.7 +/-    0.59  0.060 / 0.080
G18     232.9          38.9                8.2 +/-    1.91      12.1 +/-    1.91  0.070 / 0.110
G22     314.2          51.0                5.0 +/-    1.21       6.3 +/-    1.21  0.130 / 0.280
G25     53.6           16.9                2.9 +/-    1.70       6.9 +/-    1.70  0.130 / 0.280
G31     55.4           72.1                6.2 +/-    0.48       6.5 +/-    0.48  0.090 / 0.150
G32     63.3           33.2                3.9 +/-    1.10       6.4 +/-    1.10  0.130 / 0.160