Table 1.
Properties of the multiple QSO images based on Gaia DR3.
| Object | RA ( † ) | Dec ( † ) |  |
Mean G( ‡ ) | Mean BP( ‡ ) | Mean RP( ‡ ) |  |
Δθ( ⋆ ) |
| QSO-A | 60.039429 | −27.116843 | 1.351 ± 0.011 | 19.812 ± 0.004 | 20.01 ± 0.04 | 19.52 ± 0.05 | 100% | 31.5″ |
| QSO-B | 60.041497 | −27.121429 | 1.35 ± 0.02 | 20.227 ± 0.005 | 20.41 ± 0.06 | 19.82 ± 0.07 | 99.8% | 24.5″ |
Notes. Data from Gaia Collaboration (2023).
( † )Right ascension and declination in degrees. All celestial coordinates are given in J2000.
( * )Gaia spectro-photometric redshifts.
( ‡ )G, BP, and RPGaia magnitudes.
(ℵ)Gaia QSO classification probability.
( ⋆ )Angular separation of the QSO from the BCG.
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