Bochum 12

(MWSC 1873)

0.58 UTI

0.0

C_N

1.0

C_dens

0.5

C_C3

0.7

C_lit

1.0

C_dup

N₅₀ (P>50% members) 24

Stellar density (N₅₀/rad) 21.8 [N/pc²]

C3 classification BB

C_N 0.0 Sparse
C_dens 1.0 Very dense
C_C3 0.5 Intermediate quality
C_lit 0.7 Moderately studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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Bochum 12 is a sparse, very dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by low extinction. It is catalogued as a young cluster (see Parameters). It is moderately studied in the literature.

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

Relatively close Low extinction Young

Data

🔍 Search references for Bochum 12 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–	164.343	-61.727	0.36	-7.28	1.733	22.407
Just et al.	2023	164.333	-61.721	–	–	–	–
Kharchenko et al.	2016	164.333	-61.721	–	–	–	–
Dias et al.	2014	164.35	-61.717	–	-2.49	-3.08	–
Kharchenko et al.	2013	164.34	-61.725	–	-3.45	-2.36	-3.8
Gozha et al.	2012	164.35	-61.717	–	–	–	–
Bukowiecki et al.	2011	164.375	-61.634	–	–	–	–
Piskunov et al.	2008	164.338	-61.719	–	–	–	–
Kharchenko et al.	2007	164.35	-61.72	–	0.12	–	-3.79
van den Bergh	2006	164.346	-61.735	–	–	–	–
Kharchenko et al.	2005	164.35	-61.72	–	-3.08	-2.32	-3.79
Kharchenko et al.	2003	164.35	-61.72	–	-2.33	-1.53	–
Dias et al.	2002	164.35	-61.717	–	-2.49	-3.08	-3.8

💡 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–	2.22	0.74	–	48	–	395	–	–
Just et al.	2023	–	–	–	99	–	395	–	–
Kharchenko et al.	2016	2.48	0.71	–	99	–	–	–	–
Kharchenko et al.	2013	2.48	0.71	–	99	–	–	–	–
Bukowiecki et al.	2012	–	–	–	–	–	229	–	–
Gozha et al.	2012	2.22	–	–	41	–	676	–	–
Bukowiecki et al.	2011	2.51⁽¹⁾	0.68	–	40	–	–	–	–
Piskunov et al.	2008	2.22	0.74	–	48	–	–	–	–
van den Bergh	2006	2.22	0.74	–	41	–	–	–	–
Kharchenko et al.	2005	2.22	0.74	–	48	–	–	–	–
Kharchenko et al.	2003	2.22	0.74	–	–	–	–	–	–
Dias et al.	2002	2.22	0.74	–	41	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0554	100.0	164.35	-61.73	0.36	-7.28	1.74	22.41	0.01

💡 Note: The % column shows the percentage of members that Bochum 12 shares with each listed object.

Visualization

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