DB2001 18

(MWSC 3396)

0.28 UTI

0.27

C_N

0.17

C_dens

0.75

C_C3

0.1

C_lit

1.0

C_dup

N_m (P>50%) 27

Core radius and density 2.1 [pc], 0.8 [pc^-2]

C3 classification AB

C_N 0.27 Poorly populated
C_dens 0.17 Very loose
C_C3 0.75 High quality
C_lit 0.1 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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DB2001 18 is a poorly populated, very loose object of high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by high extinction. It is catalogued as a low-mass, intermediate-age cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a significant percentage of members with at least one entry reported in the same catalogue. See table with shared members information.

Relatively close High extinction Low mass Intermediate age

Dutra & Bica (2001)
Resolved stellar group at the edge of radio hii region dr23, related to dr23?

Data

🔍 Search references for DB2001 18 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–	310.356	41.958	0.663	-2.701	-3.102	-13.701
Just et al.	2023	310.335	41.977	–	–	–	–
Joshi et al.	2016	310.339	41.98	–	–	–	–
Kharchenko et al.	2016	310.335	41.977	–	–	–	–
Kharchenko et al.	2013	310.339	41.98	–	-0.28	-2.25	–
Dutra & Bica	2001	310.335	41.97	–	–	–	–

💡 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–	1.19	4.93	–	794	–	47	–	–
Just et al.	2023	–	–	–	794	–	47	–	–
Joshi et al.	2016	1.19	4.93	–	794	–	–	–	–
Kharchenko et al.	2016	1.19	4.93	–	794	–	–	–	–
Kharchenko et al.	2013	1.19	4.93	–	794	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
DB2001 17	66.7	310.39	41.91	0.64	-2.71	-3.22	-13.7	0.42

💡 Note: The % column shows the percentage of members that DB2001 18 shares with each listed object.

Visualization

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