PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/02-07:42:40
G10     127.8          19.5                5.1 +/-    2.07      11.4 +/-    2.07  0.050 / 0.060
G11     253.5          21.6                6.0 +/-    3.38      12.7 +/-    3.38  0.040 / 0.280
G14     35.8           54.2               13.2 +/-   29.70      15.9 +/-   29.70  0.050 / 0.070
G18     238.1          41.3               13.4 +/-   30.14      19.0 +/-   30.14  0.060 / 0.330
G22     314.6          50.5               11.7 +/-   28.75      14.7 +/-   28.75  0.100 / 0.140
G23     273.6          10.1               -2.9 +/-    3.43      -8.0 +/-    3.43  0.170 / 0.170
G25     55.4           17.5                1.1 +/-    2.15       2.7 +/-    2.15  0.140 / 0.380
G26     147.9          23.4              -28.5 +/-   10.41     -57.8 +/-   10.41  0.150 / 0.300
G31     60.4           74.2               14.7 +/-   29.10      15.2 +/-   29.10  0.120 / 0.220
G32     62.5           32.9                1.9 +/-   10.58       3.2 +/-   10.58  0.170 / 0.190