Bochum 6

0.73 UTI

0.75

C_N

1.0

C_dens

0.38

C_C3

0.75

C_lit

1.0

C_dup

N₅₀ (P>50% members) 107

Stellar density (N₅₀/rad) 6.4 [N/pc²]

C3 classification CB

C_N 0.75 Rich
C_dens 1.0 Very dense
C_C3 0.38 Low quality
C_lit 0.75 Well-studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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Bochum 6 is a rich, very dense object of low 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, very young cluster (see Parameters). It is well-studied in the literature.

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

Distant Moderate extinction Near-solar metallicity Very young

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

Data

🔍 Search references for Bochum 6 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–	112.984	-19.408	0.256	-2.252	2.299	66.967
Almeida et al.	2025	113.01	-19.421	–	–	–	–
Celli et al.	2024	112.992	-19.416	–	–	–	–
He et al.	2023	112.901	-19.394	0.349	-2.332	3.454	–
Jaehnig et al.	2021	113.002	-19.416	0.267	-2.257	2.284	–
Rain et al.	2021	112.992	-19.416	0.249	-2.28	2.308	–
Dias et al.	2021	113.01	-19.421	0.253	-2.284	2.265	–
Cantat-Gaudin et al.	2020	112.992	-19.416	0.249	-2.28	2.308	–
Cantat-Gaudin & Anders	2020	112.992	-19.416	0.249	-2.28	2.308	–
Cantat-Gaudin et al.	2018	112.992	-19.416	0.249	-2.28	2.308	–
Loktin & Popova	2017	112.965	-19.39	–	-4.219	5.373	–
Dias et al.	2014	113.0	-19.417	–	-1.19	2.37	–
van den Bergh	2006	113.0	-19.433	–	–	–	–
Dias et al.	2002	113.0	-19.417	–	-1.19	2.37	–

💡 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–	3.6	1.95	–	10	-0.095	510	–	0.0
Almeida et al.	2025	3.15	1.95	–	13	–	523	–	–
Celli et al.	2024	–	–	–	6	–	498	–	–
He et al.	2023	2.75	1.80	–	25	–	–	–	–
Jaehnig et al.	2021	3.86⁽¹⁾	–	–	–	–	–	–	–
Rain et al.	2021	3.60	2.17	–	10	–	–	–	0
Dias et al.	2021	3.15	1.95	–	13	-0.095	–	–	–
Cantat-Gaudin et al.	2020	3.93	1.59	–	6	–	–	–	–
Cantat-Gaudin & Anders	2020	3.60	–	–	–	–	–	–	–
Cantat-Gaudin et al.	2018	3.60	–	–	–	–	–	–	–
Loktin & Popova	2017	2.66	0.64	–	1349	–	–	–	–
van den Bergh	2006	3.98	2.17	–	10	–	–	–	–
Dias et al.	2002	3.98	2.17	–	10	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
DBSB 9	61.7	112.97	-19.4	0.25	-2.25	2.29	66.97	0.02

💡 Note: The % column shows the percentage of members that Bochum 6 shares with each listed object.

Visualization

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