Table 2.
Number and fraction of galaxies in pairs detected in GalexPanSky (combination of GALEX, Pan-STARRS, and SkyMapper), eROSITA, NVSS, and SDSS DR8 MPA-JHU.
| Survey (Ref.*) | Data | Band | Radius (arcsec) | Box 1** | Box 2** |
|---|---|---|---|---|---|
| GalexPanSky (1) | UV | – | 5 | 16158 (67%) | 44505 (57%) |
| eROSITA (2) | X-ray | Soft (0.2−2.3 keV) | 10 | 719 (3%) | 1876 (2%) |
| eROSITA (2) | X-ray | Hard (2.3−5 keV) | 10 | 400 (1.66%) | 1065 (1.34%) |
| NVSS (3) | Radio | 21 cm (1.4 GHz) | 5 | 2522 (10%) | 3582 (5%) |
| SDSS DR8 MPA-JHU (4) | Optical | – | 2 | 9643 (40%) | 38215 (48%) |
Notes. *Refers to: 1 – (Chambers et al. 2016; Bianchi et al. 2017; Onken et al. 2024), 2 – Merloni et al. (2024), 3 – Condon et al. (1998), and 4 – (Brinchmann et al. 2004). **Fractions are measured by taking into account the total number of galaxies in pairs in Boxes 1 and 2.
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