PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/05-20:42:50
G02     224.4          67.7               11.5 +/-    1.06      12.3 +/-    1.06  0.210 / 0.360
G06     45.8           68.6               11.2 +/-    0.47      11.9 +/-    0.47  0.200 / 0.360
G12     319.6          40.6                9.4 +/-    0.71      13.6 +/-    0.71  0.050 / 0.040
G17     62.7           28.4               10.3 +/-    2.20      18.7 +/-    2.20  0.040 / 0.040
G19     48.1           43.5               11.1 +/-    0.98      15.3 +/-    0.98  0.060 / 0.110
G24     255.2          39.0               14.1 +/-    1.41      20.8 +/-    1.41  0.070 / 0.110
G28     126.0          12.6               10.9 +/-    2.29      28.9 +/-    2.29  0.060 / 0.050