PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/02-20:57:30
G02     226.2          69.0               12.1 +/-    1.08      12.9 +/-    1.08  0.080 / 0.440
G05     174.1          10.1               -8.1 +/-   22.38     -22.5 +/-   22.38  0.100 / 0.480
G06     44.6           67.5               10.1 +/-    0.37      10.9 +/-    0.37  0.090 / 0.100
G12     319.8          41.8                9.8 +/-    1.62      13.9 +/-    1.62  0.080 / 0.090
G17     63.8           27.5                8.2 +/-    1.34      15.2 +/-    1.34  0.040 / 0.050
G19     49.4           42.7                9.9 +/-    1.28      13.8 +/-    1.28  0.040 / 0.040
G24     253.6          38.5               12.2 +/-    0.75      18.2 +/-    0.75  0.060 / 0.080
G28     126.8          11.6               10.8 +/-    3.49      29.1 +/-    3.49  0.060 / 0.080