CWNU 2312

0.52 UTI

0.52

C_N

1.0

C_dens

0.5

C_C3

0.3

C_lit

1.0

C_dup

N₅₀ (P>50% members) 53

Stellar density (N₅₀/rad) 7.8 [N/pc²]

C3 classification BB

C_N 0.52 Moderately populated
C_dens 1.0 Very dense
C_C3 0.5 Intermediate quality
C_lit 0.3 Poorly studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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CWNU 2312 is a moderately populated, very dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It was recently reported in the literature.

Relatively close Moderate extinction Near-solar metallicity Intermediate age

Liu et al. (2025)
Classified as tidal capture (resonant trapping binary) 115 along with FoF_1428.

Palma et al. (2025)
Classified as optical pair P109, along with FoF_1428.

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for CWNU 2312 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–	118.517	-27.374	0.313	-2.874	2.875	–
Hunt & Reffert	2024	118.522	-27.373	0.314	-2.834	2.946	–
Cavallo et al.	2024	118.573	-27.53	0.314	–	–	–
Hunt & Reffert	2023	118.522	-27.373	0.314	-2.834	2.946	–
He et al.	2023	118.516	-27.372	0.332	-2.888	2.863	42.51

💡 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–	2.9	1.115	0.88	290	0.130	90	–	–
Liu et al.	2025	4.90	0.43	–	209	–	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	90⁽¹⁾	–	–
Cavallo et al.	2024	2.73	1.08	–	372	0.130	–	–	–
Hunt & Reffert	2023	2.85	1.15	0.88	165	–	–	–	–
He et al.	2023	2.95	1.35	–	501	–	–	–	–

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

Visualization

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