CWNU 2923

0.27 UTI

0.26

C_N

0.29

C_dens

0.75

C_C3

0.03

C_lit

1.0

C_dup

N_m (P>50%) 26

Core radius and density 1.2 [pc], 1.5 [pc^-2]

C3 classification BA

C_N 0.26 Poorly populated
C_dens 0.29 Loose
C_C3 0.75 High quality
C_lit 0.03 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

ℹ️

CWNU 2923 is a poorly populated, loose object of high C3 quality. Its parallax locates it at a large distance, above the mid-plane, affected by moderate extinction. It is catalogued as an intermediate-age cluster, but with a large variance across recent sources for the age parameter (see Parameters). It was recently reported in the literature.

Distant Moderate extinction Intermediate age

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.93 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.93 (50th percentile).

Data

🔍 Search references for CWNU 2923 in: SciX Simbad

ℹ️

Reference	Year	RA [deg]	DEC [deg]	Plx [mas]	pmRA [mas/yr]	pmDE [mas/yr]	Rv [km/s]
UCC	99999–	121.553	-30.666	0.19	-2.246	3.856	–
Hunt & Reffert	2024	121.554	-30.659	0.202	-2.261	3.866	–
Hunt & Reffert	2023	121.554	-30.659	0.202	-2.261	3.866	–
He et al.	2023	121.546	-30.664	0.203	-2.246	3.854	–

💡 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–	4.27	1.05	1.18	403	–	156	–	–
Hunt & Reffert	2024	4.27	1.05	1.18	403	–	156⁽¹⁾	–	–
Hunt & Reffert	2023	4.27	1.05	1.18	403	–	–	–	–
He et al.	2023	5.75	0.45	–	1995	–	–	–	–

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

Visualization

ℹ️

1 2