PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/27-20:27:40
G02     0.7            74.1                9.8 +/-    0.70      10.2 +/-    0.70  0.140 / 0.410
G05     160.7          40.1               12.2 +/-    1.21      17.7 +/-    1.21  0.150 / 0.360
G06     43.0           34.8                8.1 +/-    0.50      12.9 +/-    0.50  0.060 / 0.100
G12     300.2          74.9                7.4 +/-    0.79       7.7 +/-    0.79  0.060 / 0.120
G19     80.8           22.2                8.2 +/-    0.71      17.2 +/-    0.71  0.040 / 0.040
G24     223.8          18.3               13.0 +/-    3.18      29.8 +/-    3.18  0.030 / 0.050
G25     315.6          33.9                8.2 +/-    1.00      13.3 +/-    1.00  0.030 / 0.060
G29     290.9          13.7               11.8 +/-    2.77      30.4 +/-    2.77  0.020 / 0.060