PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/04-21:12:50
G02     252.3          78.1               12.8 +/-    0.54      13.1 +/-    0.54  0.100 / 0.150
G05     170.0          19.0               18.3 +/-    1.59      41.3 +/-    1.59  0.100 / 0.120
G06     39.6           56.7               11.9 +/-    0.40      13.9 +/-    0.40  0.050 / 0.060
G12     320.8          52.2               11.9 +/-    1.16      14.7 +/-    1.16  0.040 / 0.060
G17     72.4           21.3               10.2 +/-    1.30      21.8 +/-    1.30  0.080 / 0.280
G19     60.1           36.0                9.9 +/-    0.49      15.5 +/-    0.49  0.120 / 0.350
G24     242.0          33.0               17.2 +/-    1.21      28.4 +/-    1.21  0.040 / 0.040
G25     316.7          14.3                9.9 +/-    2.16      25.0 +/-    2.16  0.030 / 0.040