PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/02-10:27:50
G02     343.7          78.1                4.1 +/-    0.55       4.2 +/-    0.55  0.030 / 0.040
G05     165.9          33.1                7.1 +/-    1.34      11.7 +/-    1.34  0.020 / 0.030
G06     41.3           40.4                1.9 +/-    0.58       2.8 +/-    0.58  0.070 / 0.120
G12     310.1          72.0                4.7 +/-    0.68       4.9 +/-    0.68  0.060 / 0.100
G19     74.4           28.7                3.9 +/-    0.64       7.1 +/-    0.64  0.080 / 0.150
G24     223.1          20.7                8.2 +/-    0.94      17.7 +/-    0.94  0.090 / 0.150
G25     316.1          35.3                3.3 +/-    1.73       5.3 +/-    1.73  0.070 / 0.100
G29     287.1          10.2               -8.1 +/-   17.81     -22.4 +/-   17.81  0.040 / 0.100