UBC 346

0.69 UTI

0.72

C_N

1.0

C_dens

0.75

C_C3

0.5

C_lit

1.0

C_dup

C3 classification AB

Number of members (P>50%) 93

Radius (P>50% members) 5.4 [arcmin]

C_N 0.72 Moderately populated
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.5 Moderately studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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UBC 346 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is moderately studied in the literature.

Relatively close Moderate extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for UBC 346 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	–	276.054	-10.61	0.618	2.919	-1.087	-15.47
Li et al.	2025	276.039	-10.623	0.621	2.888	-1.074	–
Hu & Soubiran	2025	276.057	-10.634	–	–	–	–
Hunt & Reffert	2024	276.041	-10.573	0.607	2.907	-1.09	-13.207
Cavallo et al.	2024	276.057	-10.634	0.605	–	–	–
Hunt & Reffert	2023	276.041	-10.573	0.607	2.907	-1.09	-13.207
Tarricq et al.	2022	276.041	-10.574	0.599	2.936	-1.067	–
Cantat-Gaudin et al.	2020	276.039	-10.623	0.621	2.888	-1.074	–
Castro-Ginard et al.	2020	276.034	-10.64	0.621	2.878	-1.086	–

💡 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]	Bfr	BSS
Li et al.	2025	1.41	2.80	–	767	-0.145	–	–	–
Hu & Soubiran	2025	–	–	–	–	-0.160*	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	774*	–	–
Cavallo et al.	2024	1.34	3.05	–	501	-0.220	–	–	–
Hunt & Reffert	2023	1.53	2.74	1.71	331	–	–	–	–
Tarricq et al.	2022	1.48	–	–	1096	–	–	–	–
Cantat-Gaudin et al.	2020	1.54	1.66	–	1047	–	–	–	–

(*): Indicates that this parameter is assigned more than one value in the corresponding reference.

Visualization

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