UBC 113

0.64 UTI

0.79

C_N

1.0

C_dens

1.0

C_C3

0.19

C_lit

1.0

C_dup

N_m (P>50%) 212

Core radius and density 1.3 [pc], 8.2 [pc^-2]

C3 classification AA

C_N 0.79 Rich
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.19 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

MOCA 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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UBC 113 is a rich, very dense object of very high C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by moderate extinction. It is catalogued as a massive, near-solar metallicity, intermediate-age cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a moderate percentage of members with a later reported entry. See table with shared members information.

Relatively close Moderate extinction Massive Near-solar metallicity Intermediate age

Palma et al. (2025)
Part of multiple system G233, along with HSC_315, Berkeley_80 and PHOC_38.

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.96 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.96 (50th percentile).

Data

🔍 Search references for UBC 113 in: SciX Simbad

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Reference	Year	RA [deg]	DEC [deg]	Plx [mas]	pmRA [mas/yr]	pmDE [mas/yr]	Rv [km/s]
UCC	99999–	285.135	-1.563	0.4	0.533	-0.513	-1.851
Li et al.	2025	285.138	-1.557	0.386	0.499	-0.512	–
Hunt & Reffert	2024	285.141	-1.559	0.405	0.543	-0.534	-15.93
Cavallo et al.	2024	285.134	-1.553	0.407	–	–	–
Hunt & Reffert	2023	285.141	-1.559	0.405	0.543	-0.534	-15.93
Jadhav & Subramaniam	2021	285.138	-1.557	–	–	–	–
Cantat-Gaudin et al.	2020	285.138	-1.557	0.386	0.499	-0.512	–
Castro-Ginard et al.	2020	285.144	-1.55	0.389	0.499	-0.508	–

💡 Note: The UCC values are estimated from its identified members.

Reference	Year	Dist [kpc]	Av [mag]	DAv [mag]	Age [Myr]	[Fe/H] [dex]	Mass [Msun]	B_frac	BSS
UCC	99999–	2.27	2.43	1.09	427	0.045	1268	–	0
Li et al.	2025	1.61	1.86	–	1085	-0.059	–	–	–
Hunt & Reffert	2024	2.27	2.43	1.09	415	–	1594⁽¹⁾	–	–
Cavallo et al.	2024	2.23	2.52	–	457	0.150	–	–	–
Hunt & Reffert	2023	2.27	2.43	1.09	415	–	–	–	–
Jadhav & Subramaniam	2021	2.49	1.97	–	427	–	943	–	0⁽¹⁾
Cantat-Gaudin et al.	2020	2.49	1.97	–	427	–	–	–	–
Kounkel et al.	2020	2.12	2.70	–	661	–	–	–	–

(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWWDL 556	27.4	285.14	-1.57	0.42	0.51	-0.5	-0.97	0.0

💡 Note: The % column shows the percentage of members that UBC 113 shares with each listed object.

Visualization

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