Table 1.
Definition of simulated galaxy quantities used in this work.
| Quantity | Description | References |
|---|---|---|
| Stellar half-mass radius (Re, *) | Radius containing half of the total stellar mass of a galaxy. | 1 |
| Stellar mass (M*) | Stellar mass within a spherical aperture of 2Re, *. | 1 |
| Host halo mass (M200c) | Total mass of the galaxy host halo enclosed in a sphere whose mean density is 200 times the critical density of the Universe, at the time the halo is considered. | 1 |
| Star formation rate (SFR) | Instantaneous star formation rate within a spherical aperture of 2Re, *. | 1 |
| Eddington ratio (λEdd) | Ratio between the black hole accretion rate and the Eddington accretion rate. | 1 |
| Gas half-mass radius (Re, gas) | Radius containing half of the total gas mass of a galaxy. | 1 |
| Gas mass (Mgas) | Total gas mass gravitationally bound. | 1 |
| Neutral gas mass (Mneutral) | Total neutral gas mass gravitationally bound. | This work |
| Neutral atomic gas mass (MH I) | Total gas mass in the form of H I gravitationally bound. | 2 |
| Molecular gas mass (MH2) | Total gas mass in the form of H2 gravitationally bound. | 2 |
| Stellar metallicity (Z*) | Mass-weighted average stellar metallicity within a spherical aperture of 2Re, *. | 1 |
| Stellar formation time (t50) | Age of the Universe when 50% of the current stellar mass within a spherical aperture of 2Re, * was already formed. | This work |
| Distance to neighbor (di, Mx) | Euclidean distance in real space between a given galaxy and its i-th nearest neighbor with log(M*/M⊙)≥x. | 3 |
Notes. The columns are, from left to right: the name of the quantity and the adopted symbol, the description of the quantity, and the corresponding reference for the catalog from which it was retrieved. (1) Nelson et al. (2019b); (2) Diemer et al. (2019); (3) Flores-Freitas et al. (2024).
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