PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/24-14:57:30
G01     316.4          23.1                6.8 +/-    1.50      13.8 +/-    1.50  0.200 / 0.230
G10     89.2           49.8                5.8 +/-    1.00       7.4 +/-    1.00  0.170 / 0.220
G11     299.6          23.8                6.4 +/-    1.16      12.9 +/-    1.16  0.030 / 0.040
G14     312.8          70.5                7.1 +/-    0.46       7.5 +/-    0.46  0.030 / 0.040
G22     304.3          16.8                6.5 +/-    2.71      15.4 +/-    2.71  0.030 / 0.030
G25     96.2           11.4               10.2 +/-    2.81      27.7 +/-    2.81  0.030 / 0.040
G31     173.4          50.2               11.6 +/-    0.67      14.6 +/-    0.67  0.210 / 0.240
G32     20.2           62.0                7.3 +/-    0.72       8.2 +/-    0.72  0.150 / 0.210