CWNU 421

0.05 UTI

0.26

C_N

0.36

C_dens

0.75

C_C3

0.0

C_lit

0.19

C_dup

C3 classification AB

Number of members (P>50%) 26

Radius (P>50% members) 6.8 [arcmin]

C_N 0.26 Poorly populated
C_dens 0.36 Loose
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 0.19 Likely duplicate

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

Overview

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CWNU 421 is a poorly populated, loose object of high C3 quality. Its parallax locates it at a relatively close distance, above the mid-plane, affected by moderate extinction. It is catalogued as a metal-rich, intermediate-age cluster (see Parameters). It is rarely studied in the literature.

⚠️ Warning: This is likely a duplicate object, which shares a large percentage of members with at least one previously reported entry. See table with shared members information.

Relatively close Moderate extinction Metal-rich Intermediate age

Data

🔍 Search references for CWNU 421 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	–	311.464	52.25	0.517	-1.081	-2.623	–
He et al.	2022	311.44	52.224	0.51	-1.09	-2.62	–

💡 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.	2022	2.09	1.50	–	316	0.916	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
UBC 1136	80.8	311.46	52.3	0.52	-1.08	-2.62	–	0.38

💡 Note: The % column shows the percentage of members that CWNU 421 shares with each listed object.

Visualization

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