PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-21:57:40
G02     12.7           69.3               13.6 +/-    0.72      14.5 +/-    0.72  0.260 / 0.410
G05     156.9          45.8               19.4 +/-    0.62      25.9 +/-    0.62  0.200 / 0.410
G06     44.8           30.5               11.3 +/-    1.18      19.5 +/-    1.18  0.050 / 0.110
G12     278.9          78.3               13.3 +/-    0.70      13.6 +/-    0.70  0.060 / 0.110
G19     85.6           19.2               13.8 +/-    0.82      31.1 +/-    0.82  0.040 / 0.040
G24     219.7          14.4               21.2 +/-    3.32      53.4 +/-    3.32  0.040 / 0.040
G25     313.4          39.2               11.9 +/-    1.42      17.5 +/-    1.42  0.030 / 0.030
G29     295.3          17.8               13.2 +/-    2.03      30.6 +/-    2.03  0.030 / 0.040