Table 2.
Q 0957+561 characteristics.
| RA (″) | Dec (″) | zs | zl | N | δ (″) | r-SDSS band |
|---|---|---|---|---|---|---|
| (1) | (2) | (3) | (4) | (5) | (6) | (7) |
| 0/1.229 | 0/−6.048 | 1.413 | 0.3562 | 2 | 6.26 | 17.5/16.9 |
Notes. Columns (1) and (2): Relative coordinates (right ascension and declination) of images A and B from the CASTLES Survey (https://lweb.cfa.harvard.edu/castles/). Columns (3)–(4): Redshift of the quasar and the lens galaxy from the Gravitationally Lensed Quasar Database (https://research.ast.cam.ac.uk/lensedquasars/). Columns (5)–(6): Number of images and image separation from the CASTLES Survey. Column (7): r-SDSS band magnitudes of image A and image B (see Popović et al. 2021).
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