PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/28-06:13:10
G01     301.7          37.5               -4.7 +/-    9.88      -7.2 +/-    9.88  0.080 / 0.090
G10     111.2          34.7               -2.7 +/-    9.06      -4.3 +/-    9.06  0.070 / 0.100
G11     275.8          27.3               -1.8 +/-    9.48      -3.3 +/-    9.48  0.060 / 0.120
G14     7.1            64.6               -8.8 +/-    9.34      -9.6 +/-    9.34  0.070 / 0.150
G18     266.8          50.5               -5.6 +/-   10.51      -7.0 +/-   10.51  0.040 / 0.080
G20     123.7          10.3                0.7 +/-   10.43       1.9 +/-   10.43  0.050 / 0.070
G22     311.9          30.7               -3.4 +/-    9.78      -5.9 +/-    9.78  0.040 / 0.060
G25     77.8           17.5               -0.6 +/-   10.34      -1.4 +/-   10.34  0.030 / 0.060
G31     156.2          71.0               -5.6 +/-   10.00      -5.9 +/-   10.00  0.080 / 0.190
G32     39.3           50.6               -7.8 +/-    9.58      -9.7 +/-    9.58  0.080 / 0.220