Bochum 5

0.30 UTI

0.0

C_N

0.04

C_dens

0.25

C_C3

0.6

C_lit

1.0

C_dup

N₅₀ (P>50% members) 17

Stellar density (N₅₀/rad) 0.2 [N/pc²]

C3 classification CC

C_N 0.0 Sparse
C_dens 0.04 Very loose
C_C3 0.25 Low quality
C_lit 0.6 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 5 is a sparse, very loose object of low C3 quality. Its parallax locates it at a moderate^* distance, above the mid-plane, affected by low extinction. It is catalogued as a massive, near-solar metallicity, young cluster (see Parameters). It is moderately studied in the literature.

(*): The parallax distance estimate (~3.55 kpc) differs significantly from the median photometric distance (~0.90 kpc).

Close Low extinction Massive Near-solar metallicity Young

Richer et al. (2021)
The expected number of WDs is 11.6, 0 WD candidates found, and 0 WD candidates found in the wide search.

Data

🔍 Search references for Bochum 5 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–	112.741	-16.913	0.282	-1.435	1.456	–
Richer et al.	2021	112.861	-17.104	0.776	-2.984	1.875	–
Loktin & Popova	2017	112.8	-16.965	–	-1.229	5.226	38.6
Dias et al.	2014	112.75	-16.933	–	-1.19	1.27	–
Gozha et al.	2012	112.75	-16.933	–	–	–	–
Bukowiecki et al.	2011	112.8	-16.97	–	–	–	–
Piskunov et al.	2008	112.748	-16.93	–	–	–	–
Kharchenko et al.	2007	112.75	-16.93	–	0.22	–	41.0
van den Bergh	2006	112.75	-16.933	–	–	–	–
Kharchenko et al.	2005	112.75	-16.93	–	-2.11	-0.66	41.0
Dias et al.	2002	112.75	-16.933	–	-2.67	1.43	16.0

💡 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–	0.9	0.62	–	36	-0.171	1027	–	–
Richer et al.	2021	–	0.33	–	350	–	–	–	–
Loktin & Popova	2017	0.90	0.62	–	38	–	–	–	–
Bukowiecki et al.	2012	–	–	–	–	–	234	–	–
Gozha et al.	2012	0.87	–	–	35	–	1820	–	–
Bukowiecki et al.	2011	2.64⁽¹⁾	1.80	–	18	–	–	–	–
Piskunov et al.	2008	2.00	1.24	–	282	–	–	–	–
van den Bergh	2006	0.87	0.59	–	35	–	–	–	–
Kharchenko et al.	2005	2.00	1.24	–	282	–	–	–	–
Dias et al.	2002	0.87	0.60	–	35	-0.171	–	–	–

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

Visualization

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