FoF 2312

(LP 2312)

0.55 UTI

0.52

C_N

1.0

C_dens

0.75

C_C3

0.25

C_lit

1.0

C_dup

N₅₀ (P>50% members) 54

Stellar density (N₅₀/rad) 7.6 [N/pc²]

C3 classification AB

C_N 0.52 Moderately populated
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.25 Poorly studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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FoF 2312 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, young cluster (see Parameters). It is poorly studied in the literature.

Note: This object shares a large percentage of members with 2 later reported entries. See table with shared members information.

Relatively close Moderate extinction Near-solar metallicity Young

Almeida et al. (2025)
Mass determination: intermediate fit. Isochrone match: good fit.

Data

🔍 Search references for FoF 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–	223.136	-61.495	0.93	-2.247	-1.856	12.656
Almeida et al.	2025	223.12	-61.506	–	–	–	–
Almeida et al.	2023	223.139	-61.509	–	–	–	–
He et al.	2022	223.125	-61.487	0.931	-2.271	-1.878	–
Dias et al.	2021	223.12	-61.506	0.923	-2.223	-1.848	–

💡 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–	1.06	1.85	–	52	0.058	175	0.75	–
Almeida et al.	2025	1.06	1.85	–	52	–	152	–	–
Almeida et al.	2023	1.02	1.75	–	145	0.042	198⁽¹⁾	0.75	–
He et al.	2022	–	2.10	–	50	–	–	–	–
Dias et al.	2021	1.06	1.85	–	52	0.074	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 2325	100.0	223.14	-61.5	0.93	-2.24	-1.86	0.63	0.13
OC 0616	59.3	223.14	-61.47	0.93	-2.27	-1.86	23.94	0.0

💡 Note: The % column shows the percentage of members that FoF 2312 shares with each listed object.

Visualization

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