Open Access
Table A.1
Detailed columns of the Golden sample
| Column | Name | Unit | Description | Example value |
|---|---|---|---|---|
| 1 | source_id | - | Gaia DR3 unique id | 2308488679004045056 |
| 2 | ra | degree | right ascension in Gaia, epoch 2016 | 2.122490 |
| 3 | dec | degree | Declination in Gaia, epoch 2016 | −36.923104 |
| 4 | phot_g_mean_mag | mag | g-band mean magnitude in Gaia | 18.560379 |
| 5 | parallax_over_error | - | normalized parallax, see Footnote 2 | 2.064249 |
| 6 | proper motion_over_error | - | normalized proper mption, see Footnote 2 | 1.423420 |
| 7 | bp_g | mag | Gaia BP-G color | −0.045782 |
| 8 | g_rp | mag | Gaia G-RP color | 0.922029 |
| 9 | w1_w2 | mag | CatWISE W1-W2 color | 0.903999 |
| 10 | class | - | class of the spectroscopically identified result | q(quasar)/c(candidate) |
| 11 | ipd_frac_multi_peak | - | Gaia percent of source with more than one peak | 12 |
| 12 | Gaia_spectra_flag | - | quasar quality flag by Gaia spectra | unreliable/high-confidence |
| 13 | Gaia_vari_flag | - | quasar quality flag by Gaia light variation | unreliable/high-confidence |
| 14 | n_neighbor_source | - | number of Gaia neighbors with a radius of 5″ | 2 |
| 15 | neighbor_source_comment | - | reasons for multiple neighbors | near LMC |
| 16 | z | - | redshift | 2.860551 |
| 17 | z_reference | - | reference catalog of the redshift | quaia |
| 18 | identified_class | - | class of AGN pairs identified by literature | Dual_AGN |
| 19 | identified_class_bibcode | - | the literature bibcode | 2001ApJ…549L.155J |
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