PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/24-04:27:50
G01     301.3          37.8                4.4 +/-    1.37       6.6 +/-    1.37  0.090 / 0.100
G10     111.4          34.4                5.8 +/-    0.76       9.3 +/-    0.76  0.080 / 0.110
G11     276.0          27.1                5.1 +/-    1.72       9.5 +/-    1.72  0.040 / 0.050
G14     6.1            64.8                3.9 +/-    0.80       4.3 +/-    0.80  0.040 / 0.050
G18     266.8          50.4                5.5 +/-    9.14       6.9 +/-    9.14  0.080 / 0.120
G22     311.8          29.9                3.4 +/-    0.94       6.0 +/-    0.94  0.090 / 0.140
G25     77.9           17.6                5.0 +/-    2.05      11.8 +/-    2.05  0.060 / 0.060
G31     154.7          71.4                5.9 +/-    0.39       6.2 +/-    0.39  0.080 / 0.060
G32     40.4           49.7                3.0 +/-    1.32       3.8 +/-    1.32  0.040 / 0.040