PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/08-01:57:50
G01     278.2          42.9                6.7 +/-    1.67       9.3 +/-    1.67  0.050 / 0.080
G03     314.3          22.8                3.8 +/-    1.18       7.7 +/-    1.18  0.040 / 0.080
G10     125.2          20.7                8.9 +/-    0.97      19.3 +/-    0.97  0.040 / 0.080
G11     258.4          22.1                5.4 +/-    2.76      11.2 +/-    2.76  0.060 / 0.080
G14     31.8           55.8                7.5 +/-    0.38       8.9 +/-    0.38  0.040 / 0.070
G18     240.8          43.5                9.2 +/-    1.30      12.7 +/-    1.30  0.040 / 0.060
G22     314.6          44.0                6.7 +/-    1.33       9.1 +/-    1.33  0.050 / 0.100
G25     60.2           18.3                5.4 +/-    0.93      12.5 +/-    0.93  0.050 / 0.090
G31     76.5           77.4                7.3 +/-    0.77       7.5 +/-    0.77  0.050 / 0.110
G32     57.9           36.8                6.1 +/-    0.42       9.4 +/-    0.42  0.100 / 0.110