The J-PAS survey: The effect of photometric redshift errors on cosmic voids

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Table 1.

Properties of the voids before and after radius and density-based filtering.

Filter level	Type	R_lim	$ρ_{\lim} / \bar{ρ}$ $\rho_{\mathrm{lim}}/\bar{\rho}$	N_voids	ϕ_V	$\bar{R}$ $\bar{R}$	${\bar{ρ}}_{\min} / \bar{ρ}$ $\bar{\rho}_{\mathrm{min}}/\bar{\rho}$	${\bar{ρ}}_{void} / \bar{ρ}$ $\bar{\rho}_{\mathrm{void}}/\bar{\rho}$
		(Mpc h⁻¹, min radius)	(max density)	–	(%)	(Mpc h⁻¹)	–	–

Unfiltered	ideal	–	–	1065	100	10.70	0.13	1.30
	perturbed	–	–	2558	100	7.92	0.36	1.33

Soft	ideal	10	0.2	531	88	14.24	0.07	1.04
	perturbed	5	0.33	1410	88	9.96	0.21	0.99

Medium	ideal	12.5	0.2	331	74	16.00	0.06	0.96
	perturbed	5	0.25	951	77	11.01	0.17	0.90

Strong	ideal	15	0.2	168	54	18.32	0.04	0.86
	perturbed	5	0.2	614	62	11.97	0.14	0.83

Notes. Columns in the table: filtering level; galaxy sample type; void filtering minimum radius, R_lim, and maximum density, ρ_lim; number of voids, N_voids; void volume fraction, ϕ_V; the average void radius, $\bar{R}$ $\bar{R}$ ; minimum density, ${\bar{ρ}}_{\min}$ $\bar{\rho}_{\mathrm{min}}$ ; and void density, ${\bar{ρ}}_{void}$ $\bar{\rho}_{\mathrm{void}}$ .

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