PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/11-07:58:00
G01     282.0          42.3                3.9 +/-    1.43       5.5 +/-    1.43  0.080 / 0.090
G03     314.2          24.1                3.7 +/-    2.02       7.5 +/-    2.02  0.060 / 0.080
G10     123.9          22.7                6.1 +/-    1.90      12.5 +/-    1.90  0.050 / 0.050
G11     258.6          23.2                4.6 +/-    2.19       9.3 +/-    2.19  0.040 / 0.070
G14     32.3           55.4                4.5 +/-    0.91       5.4 +/-    0.91  0.100 / 0.160
G18     242.4          44.6                7.0 +/-    1.05       9.5 +/-    1.05  0.090 / 0.150
G22     314.9          45.2                4.8 +/-    1.05       6.4 +/-    1.05  0.040 / 0.070
G25     61.5           18.3                1.3 +/-    1.57       3.1 +/-    1.57  0.040 / 0.060
G31     89.1           78.9                5.3 +/-    0.38       5.4 +/-    0.38  0.050 / 0.130
G32     54.2           40.5                3.0 +/-    1.03       4.4 +/-    1.03  0.060 / 0.120