CWNU 2457

0.25 UTI

0.28

C_N

0.24

C_dens

0.75

C_C3

0.0

C_lit

1.0

C_dup

C3 classification AB

Number of members (P>50%) 28

Radius (P>50% members) 8.5 [arcmin]

C_N 0.28 Poorly populated
C_dens 0.24 Very loose
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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CWNU 2457 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 moderate extinction. It is catalogued as an intermediate-age cluster (see Parameters). It was recently reported in the literature.

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

Relatively close Moderate extinction Intermediate age

Data

🔍 Search references for CWNU 2457 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	–	209.726	-63.17	0.507	-6.655	-3.28	–
He et al.	2023	209.711	-63.155	0.501	-6.647	-3.25	–

💡 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]	Bfr	BSS
He et al.	2023	1.86	1.25	–	100	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 3319	42.9	209.18	-63.29	0.5	-6.69	-3.21	0.39	0.15

💡 Note: The % column shows the percentage of members that CWNU 2457 shares with each listed object.

Visualization

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