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Table 3

Binary quasars of the LQAC-2 with the highest redshifts.

Quasar 1/2 z 1 z 2 θ(′′) U 1 U 2 Ref.

LQAC_169+013_002/003 3.029 3.009 21.24 21.6 20.0 E/M
Lqac_172+007_009/010 2.654 2.668 10.60 18.1 B/I
Lqac_019+031_003/004 2.640 2.624 11.22 19.6 21.6 M/E
Lqac_246+026_017/018 2.605 2.605 6.32 19.7 E/I
Lqac_329+000_016/017 2.550 2.545 20.81 21.3 20.5 E/E
Lqac_249+026_006/007 2.540 2.540 9.20 21.5 M/I
Lqac_246+026_014/016 2.526 2.522 19.03 17.8 I/E
Lqac_041-001_012/013 2.459 2.465 4.44 21.1 20.8 E/E
Lqac_187+011_009/010 2.458 2.458 16.59 I/M

Notes. Letters in the last column are LQAV-2 flags indicating original catalogues: B = VLBA, E = SDSS, I = Hewitt and Burbidge, M = Véron-Cetty & Véron compilation. The parameters z1 and z2 are redshift of both quasars, U1 and U2 their magnitude in the U band.

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