Ultra-diffuse galaxies in the Kilo-Degree Survey with deep learning

Home

All issues

Volume 707 (March 2026)

A&A, 707 (2026) A354

Full HTML

Open Access

Table 2.

Crossmatch results of HQ UDG candidates with nearby clusters/groups.

Cluster/Group	RA	Dec	Redshift	Dist (Mpc)	$N_{UDG} (tot)$ $Mathematical equation: $ N_\mathrm{{UDG}}(\rm{tot}) $$	N_UDG (new)	N_UDG matched/total (reference)
With previous literature

Fornax	54.621	−35.450	0.0048	20.8	5	3	1+1/12+1 (Venhola et al. 2017)
NGC 5846	226.622	1.605	0.0062	26.8	5	2	3/7 (Marleau et al. 2021)^*
NGC 5576	215.265	3.271	0.0051	22.5	4	2	2/2 (Marleau et al. 2021)
NGC 4690	191.981	−1.656	0.0092	40.1	5	3	2/3 (this work vs. Zaritsky et al. 2023)^**
NGC 4073	181.112	1.895	0.020	87.5	15	10	5/12 (this work vs. Zaritsky et al. 2023)
IC 1860	42.391	−31.189	0.022	96.5	2	0	2/8 (this work vs. Zaritsky et al. 2023 )
NGC 0439	18.447	−31.747	0.019	83.1	5	4	1/9 (this work vs. Zaritsky et al. 2023)
NGC 4636	190.707	2.687	0.004	17.5	4	3	1/3 (this work vs. Zaritsky et al. 2023)
UGC 07813	189.755	0.366	0.023	100.8	4	1	3/7 (this work vs. Zaritsky et al. 2023)

Without previous literature

IC 5157	330.862	−34.941	0.0147	64.1	4	4
IC 5358	356.938	−28.141	0.028	123.0	2	2
NGC 7176	330.535	−31.990	0.0084	36.4	6	6
NGC 7507	348.031	−28.539	0.0053	22.9	2	2
ESO466-021	329.479	−28.805	0.023	100.8	1	1
2MASS J2259-3334	344.755	−33.572	0.028	123.0	3	3

Notes. *One of the MATLAS UDGs was earlier discovered by Forbes et al. (2019). **Associations are produced in this work based on the catalog of Zaritsky et al. (2023).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.