PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-07:27:50
G01     301.6          37.4                4.5 +/-    0.87       6.8 +/-    0.87  0.070 / 0.090
G10     111.4          34.7                4.7 +/-    0.80       7.5 +/-    0.80  0.080 / 0.090
G11     275.3          27.4                5.5 +/-    1.28      10.2 +/-    1.28  0.070 / 0.100
G14     8.1            64.4                3.3 +/-    0.92       3.6 +/-    0.92  0.080 / 0.110
G18     266.3          50.5                5.6 +/-    0.84       7.0 +/-    0.84  0.060 / 0.070
G20     123.8          10.1                4.8 +/-    2.97      13.3 +/-    2.97  0.050 / 0.070
G22     312.1          31.7                3.2 +/-    1.47       5.5 +/-    1.47  0.040 / 0.070
G25     77.4           17.5                2.5 +/-    0.95       5.8 +/-    0.95  0.040 / 0.060
G31     157.0          70.9                6.1 +/-    1.23       6.4 +/-    1.23  0.090 / 0.200
G32     38.8           51.0                3.1 +/-    0.61       3.8 +/-    0.61  0.090 / 0.210