Bochum 11

(MWSC 1854)

0.81 UTI

0.76

C_N

1.0

C_dens

0.75

C_C3

0.78

C_lit

1.0

C_dup

N₅₀ (P>50% members) 127

Stellar density (N₅₀/rad) 15.4 [N/pc²]

C3 classification AB

C_N 0.76 Rich
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.78 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 11 is a rich, very dense object of high 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.

Relatively close Moderate extinction Near-solar metallicity Very young

Almeida et al. (2025)
Mass determination: invalid due to poor quality CMD. Isochrone match: worst fit.

Data

🔍 Search references for Bochum 11 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–	161.735	-60.087	0.395	-6.361	1.791	7.294
Almeida et al.	2025	161.76	-60.102	–	–	–	–
Celli et al.	2024	161.813	-60.097	–	–	–	–
Just et al.	2023	161.805	-60.079	–	–	–	–
Dias et al.	2021	161.76	-60.102	0.384	-6.345	1.718	–
Cantat-Gaudin et al.	2020	161.769	-60.096	0.389	-6.335	1.742	–
Cantat-Gaudin & Anders	2020	161.769	-60.096	0.389	-6.335	1.742	–
Cantat-Gaudin et al.	2018	161.769	-60.096	0.389	-6.335	1.742	–
Loktin & Popova	2017	161.82	-60.082	–	-6.01	-0.29	-15.8
Kharchenko et al.	2016	161.805	-60.079	–	–	–	–
Dias et al.	2014	161.812	-60.083	–	-6.01	-0.29	-14.6
Kharchenko et al.	2013	161.812	-60.083	–	-6.95	-1.16	-15.8
van den Bergh	2006	161.813	-60.097	–	–	–	–
Dias et al.	2002	161.812	-60.083	–	-6.01	-0.29	-14.6
Dambis	1999	161.813	-60.097	–	–	–	–

💡 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–	2.39	1.76	–	5	0.206	584	–	–
Almeida et al.	2025	2.38	1.84	–	5	–	584	–	–
Celli et al.	2024	–	–	–	6	–	358	–	–
Just et al.	2023	–	–	–	1	–	681	–	–
Dias et al.	2021	2.38	1.84	–	5	0.206	–	–	–
Cantat-Gaudin et al.	2020	2.58	1.27	–	6	–	–	–	–
Cantat-Gaudin & Anders	2020	2.39	–	–	–	–	–	–	–
Cantat-Gaudin et al.	2018	2.39	–	–	–	–	–	–	–
Loktin & Popova	2017	2.60	1.76	–	6	–	–	–	–
Kharchenko et al.	2016	2.26	1.24	–	1	–	–	–	–
Kharchenko et al.	2013	2.26	1.24	–	1	–	–	–	–
van den Bergh	2006	2.41	1.80	–	6	–	–	–	–
Dias et al.	2002	2.41	1.79	–	6	–	–	–	–
Dambis	1999	2.52	1.48	–	3	–	–	–	–

Visualization

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